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Bremen International Graduate School for Marine Sciences
Alumni
This page shows all former GLOMAR members who have defended their doctoral research thesis, up to now a number of 253 people.
![people people](../../Binaries/Binary13772/group-photo-schmal.400.jpg)
![GLOMAR Alumni GLOMAR Alumni](../../Binaries/Binary2123/GLOMAR-alumni-logo.400.png)
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Graduates 2024
Susana Marcela Simancas Giraldo
Thesis: Evaluation of Octocoral Responses to Global and Local Factors: Ocean Acidification, Warming, and Organic Eutrophication
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
17.06.2024
First position after graduation:
Sofía Barragán Montilla
Thesis: Influence of Atlantic Meridional Overturning Circulation changes on deglacial deep-water ecosystems off NW-Africa
Supervisor:
Prof. Dr. Heiko Pälike
Doctoral Colloquium:
13.06.2024
First position after graduation:
![Bianca Maria Thobor Bianca Maria Thobor](../../Binaries/Binary27897/colloquium-960x720.400.webp)
Bianca Maria Thobor
Thesis: Organic carbon transfer between coral reef micro- and macro-organisms under environmental change
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
05.06.2024
First position after graduation:
![Patricia Kaiser Patricia Kaiser](../../Binaries/Binary27911/doctoral-colloquium-960x720.400.webp)
Patricia Kaiser
Thesis: Changing Arctic zooplankton: aspects of physiology, food web structures and connectivity
Supervisor:
Prof. Dr. Wilhelm Hagen
Doctoral Colloquium:
21.05.2024
First position after graduation:
Scientist at INES Integrated Environmental Solutions, Wilhelmshaven
![Karla Rubio Sandoval Karla Rubio Sandoval](../../Binaries/Binary27419/438267300-984354209739085-388820228169027018-n-960x720.400.jpg)
Karla Zurisadai Rubio Sandoval
Thesis: Drivers of Pleistocene to Holocene sea-level changes in the Southwestern Atlantic
Supervisor:
Prof. Dr. Alessio Rovere
Doctoral Colloquium:
08.05.2024
First position after graduation:
Postdoc in Mexico
![Adiska Octa Paramita Adiska Octa Paramita](../../Binaries/Binary27408/defence-960x720.400.jpg)
Adiska Octa Paramita
Thesis: Analyzing deliberation and collective action problems in environmental governance: a case study of aquaculture policy program
Supervisor:
Prof. Dr. Achim Schlüter
Doctoral Colloquium:
07.05.2024
First position after graduation:
![Lili Hufnagel Lili Hufnagel](../../Binaries/Binary27413/Lili-Hufnagel-GLOMAR-Webpage-960x720.400.jpg)
Lili Sanna Hufnagel
Thesis: Formation, transportation and transformation processes of organic matter from the surface ocean to the deep sea
Supervisor:
Prof. Dr. Morten Iversen
Doctoral Colloquium:
12.04.2024
First position after graduation:
Postdoc at Helmholtz Centre for Environmental Research (UFZ), Magdeburg
![Opeyemi Ogunleye with his doctoral hat and gown Opeyemi Ogunleye with his doctoral hat and gown](../../Binaries/Binary27071/Photo-After-PhD-Defence-960x720.400.jpg)
Opeyemi Jesse Ogunleye
Thesis:
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
06.02.2024
First position after graduation:
![Michael Kyei Agyekum Michael Kyei Agyekum](../../Binaries/Binary26981/Defence-5-960x720.400.jpg)
Michael Kyei Agyekum
Thesis: Canopy gap dynamics in mangrove forests: exploring global patterns and drivers
Supervisor:
Prof. Dr. Martin Zimmer
Doctoral Colloquium:
19.01.2024
First position after graduation:
![Nikolas Römer-Stange Nikolas Römer-Stange](../../Binaries/Binary27412/NRoemerStange-Photo-960x720.400.jpg)
Nikolas Römer-Stange
Thesis: Near Surface Seismic Inversion - Quantitative Interpretation of the Physical Properties of Unconsolidated Sediments
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
18.01.2024
First position after graduation:
Graduates 2023
![Emmanuel Okuma Emmanuel Okuma](../../Binaries/Binary26865/20231220-174218-960x720.400.jpg)
Emmanuel Okuma
Thesis: Glacial to Holocene development of Baffin Bay sedimentary systems: processes, provenances, and patterns
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
20.12.2023
First position after graduation:
![Tonke Strack Tonke Strack](../../Binaries/Binary26817/Verteidigung1-960x720.400.jpg)
Tonke Strack
Thesis: Long-term response of marine plankton to climate change in the North Atlantic Ocean during the past 24,000 years
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
30.11.2023
First position after graduation:
Postdoc at MARUM
![Lisa Röpke Lisa Röpke](../../Binaries/Binary26767/defence-960x720.400.jpg)
Lisa Röpke
Thesis: The application and potential toxicity of innovative antifouling coatings for coral reef restoration
Supervisor:
Dr. Andreas Kunzmann
Doctoral Colloquium:
17.11.2023
First position after graduation:
Scientist at Federal Maritime and Hydrographic Agency (BSH), Hamburg
![doctoral hat doctoral hat](../../Binaries/Binary26866/cap-1266204-1280.400.png)
Ameris Ixchel Contrera
Thesis: The Mexican Caribbean reefs: from benthic changes and stressors towards a sustainable management strategy
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
01.11.2023
First position after graduation:
![Nina-Marie Lešić Nina-Marie Lešić](../../Binaries/Binary26682/231020-08-960x720.400.jpg)
Nina-Marie Lešić
Thesis: Late Pleistocene and Holocene sediments around South Georgia: Archives for climate-induced signals in sub-Antarctica since the last glaciation
Supervisor:
Prof. Dr. Gerhard Bohrmann
Doctoral Colloquium:
20.10.2023
First position after graduation:
Project engineer at Strabag Umwelttechnik GmbH, Bremen
![Lara Stuthmann Lara Stuthmann](../../Binaries/Binary26719/PhD-Lara-960x720.400.jpg)
Lara Stuthmann
Thesis: Aquaculture of Caulerpa lentillifera (sea grapes, Chlorophyta): Nutritional value, co-cultivation potential and post-harvest procedures of a sea vegetable
Supervisor:
Dr. Andreas Kunzmann
Doctoral Colloquium:
26.09.2023
First position after graduation:
Postdoc at ZMT, Bremen, Germany
![Ines Bruns Ines Bruns](../../Binaries/Binary26720/InesBruns-GLOMAR-homepage-960x720.400.jpg)
Ines Bruns
Thesis:
Supervisor:
Prof. Dr. Antré Freiwald
Doctoral Colloquium:
11.09.2023
First position after graduation:
![Sabrina Hohmann Sabrina Hohmann](../../Binaries/Binary26035/defence-960x720.400.jpg)
Sabrina Hohmann
Thesis: Understanding the Arctic marine carbon cycle under changing climate: a reconstruction of productivity and biogenic carbon burial on the West Greenland margin of the Baffin Bay
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
20.06.2023
First position after graduation:
![Johanna Hingst Johanna Hingst](../../Binaries/Binary25990/defence-960x720.400.jpg)
Johanna Hingst
Thesis: Impact of melt water controlled material flux on the sedimentation in the western Baffin Bay and the circum-Greenland marginal seas
Supervisor:
Prof. Dr. Simone Kasemann
Doctoral Colloquium:
08.06.2023
First position after graduation:
![Mattia Ghilardi Mattia Ghilardi](../../Binaries/Binary25975/Ghilardi-Mattia-post-colloquium.400.jpg)
Mattia Ghilardi
Thesis: A multilevel assessment of the drivers of fish contribution to the inorganic carbon cycle on coral reefs
Supervisor:
Dr. Sonja Bejrano (ZMT)
Doctoral Colloquium:
24.05.2023
First position after graduation:
Diving guide, Sardinia, Italy
![Henriette Wilckens Henriette Wilckens](../../Binaries/Binary25854/defence-960x720.400.jpg)
Henriette Wilckens
Thesis: Contourite development: Analysing the interaction between bottom currents and sedimentary Systems
Supervisor:
Prof. Dr. Elda Miramontes
Doctoral Colloquium:
12.05.2023
First position after graduation:
Postdoc at the University of Haifa, Israel
![Jens Weiser Jens Weiser](../../Binaries/Binary25852/IMG-1799-960x720.400.jpg)
Jens Weiser
Thesis: On the Sedimentology of West Greenland Shelves - Spotlight insights into sediment input, dispersal and (non)-deposition in a palaeoenvironmental context
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
25.04.2023
First position after graduation:
Geologist at underground - engineering geology consultants, Bremen, Germany
![Franziska Tell Franziska Tell](../../Binaries/Binary25708/Tell-Verteidigung-960x720.400.png)
Franziska Tell
Thesis: Arctic planktonic foraminifera pelagic carbonate production and sedimentation under changing environmental conditions
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
17.04.2023
First position after graduation:
Elected member of the Parliament of Bremen, Germany
![doctoral hat doctoral hat](../../Binaries/Binary26867/cap-1266204-1280.400.png)
Sabrina Duncan
Thesis: Assemblage structure and trophodynamics of mesopelagic fishes in the Benguela and Canary Current Upwelling Systems
Supervisor:
Prof. Dr. Wilhelm Hagen
Doctoral Colloquium:
31.03.2023
First position after graduation:
Researcher at Thuenen Institute for Sea Fisheries, Bremerhaven, Germany
![Pauline Cornuault Pauline Cornuault](../../Binaries/Binary25851/Pauline-2023-960x720.400.jpg)
Pauline Cornault
Thesis: Natural variation of pelagic carbonate production during Cenozoic warm periods
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
03.03.2023
First position after graduation:
![Débora Silva Raposo Débora Silva Raposo](../../Binaries/Binary25345/defence-960x720.400.jpg)
Débora Silva Raposo
Thesis: Constraining the physiological, genetic, and symbiotic adaptation of an invasive foraminifera in the Mediterranean Sea
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
27.02.2023
First position after graduation:
Project Coordinator at GFBio - Gesellschaft für Biologische Daten e.V., Bremen, Germany
Graduates 2022
![Artur Prugger Artur Prugger](../../Binaries/Binary25850/ArturPrugger-Foto-960x720.400.jpg)
Artur Prugger
Thesis: Stability, Bifurcations and Explicit Solutions in Geophysical Fluid Models with Simplified Backscatter
Supervisor:
Prof. Dr. Jens Rademacher
Doctoral Colloquium:
19.12.2022
First position after graduation:
WiMi at Fraunhofer ITWM, Kaiserslautern, Germany
![Victoria Kürzinger Victoria Kürzinger](../../Binaries/Binary24935/IMG-9531-960x720.400.jpg)
Victoria Kürzinger
Thesis: The Kemp Caldera as example of submarine arc/back-arc hydrothermal systems
Supervisor:
Prof. Dr. Gerhard Bohrmann
Doctoral Colloquium:
25.11.2022
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Friederike Grimmer Friederike Grimmer](../../Binaries/Binary24934/Friederike-Grimmer-960x720.400.jpg)
Frederike Grimmer
Thesis: Environmental change in western equatorial South America and the role of the Andes during the warm Pliocene (4.7 to 2.7 Ma): A palynological study
Supervisor:
Prof. Dr. Gerold Wefer
Doctoral Colloquium:
25.11.2022
First position after graduation:
Palynologist at Intertek Food Services GmbH, Bremen, Germany
![Adrienne Hollister Adrienne Hollister](../../Binaries/Binary24914/Hollister-defense-960x720.400.jpg)
Adrienne Hollister
Thesis: Trace metals and organic matter in the Amazon-Pará River Estuary
Supervisor:
Prof. Dr. Andrea Koschinsky-Fritsche
Doctoral Colloquium:
21.11.2022
First position after graduation:
Postdoc at the Constructor University, Bremen, Germany
![Yiting Tseng Yiting Tseng](../../Binaries/Binary24857/IMG-4318-960x720.400.jpg)
Yiting Tseng
Thesis:
Supervisor:
Prof. Dr. Gerhard Bohrmann
Doctoral Colloquium:
18.11.2022
First position after graduation:
Project Manager Marine Geology, Skyborn Renewables, Bremen, Germany
![Steffen Swoboda Steffen Swoboda](../../Binaries/Binary25849/Steffen-960x720.400.jpg)
Steffen Swoboda
Thesis: Export and lateral advection of organic matter within the biological carbon pump
Supervisor:
Prof. Dr. Morten Iversen
Doctoral Colloquium:
09.09.2022
First position after graduation:
Postdoc at GEOMAR, Kiel, Germany
![Leonardo Tamborrino Leonardo Tamborrino](../../Binaries/Binary24337/IMG-0284-960x720.400.jpg)
Leonardo Tamborrino
Thesis: Spatial and temporal development of the Namibian cold-water coral mounds
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
02.09.2022
First position after graduation:
Offshore Geophysicist at Green Rebel Marine, Crosshaven, Ireland
![Nan Xiang with her doctoral hat Nan Xiang with her doctoral hat](../../Binaries/Binary24233/Nan-defense-July29-960x720.400.jpg)
Nan Xiang
Thesis: Effects of Anthropogenic Changes on Nitrogen Cycling Microbes of Coral Holobionts
Supervisor:
Dr. Astrid Gärdes
Doctoral Colloquium:
29.07.2022
First position after graduation:
Postdoc at the Chinese University of Hong Kong
![Gözde Özden Gözde Özden](../../Binaries/Binary24858/GoezdeOezden-960x720.400.jpg)
Gözde Özden
Thesis: Variational Model Reduction for Non-hydrostatic Stratified Flows in the Mid-Latitude and the Equator
Supervisor:
Prof. Dr. Marcel Oliver
Doctoral Colloquium:
23.06.2022
First position after graduation:
Postdoc at the University of Hamburg, Germany
![Amon Kimeli with his doctoral hat and gown Amon Kimeli with his doctoral hat and gown](../../Binaries/Binary23853/IMG-6514-960x720.400.jpg)
Amon Kibiwot Kimeli
Thesis: Sediment dynamics in a transboundary mangrove habitat: a perspective of sediment sources and sedimentation in the Vanga estuary, Kenya
Supervisor:
Prof. Dr. Hildegard Westphal
Doctoral Colloquium:
12.05.2022
First position after graduation:
Researcher at Kenya Marine and Fisheries Research Institute (KMFRI), Mombasa, Kenya
![Alexander Busch Alexander Busch](../../Binaries/Binary23804/defence-960x720.400.jpg)
Alexander Busch
Thesis: Principles of the axial pile setup
Supervisor:
Prof. Dr. Tobias Mörz
Doctoral Colloquium:
29.04.2022
First position after graduation:
Geotechnical Engineer at COWI, Hamburg, Germany
![Patrick Boyden Patrick Boyden](../../Binaries/Binary23803/TeamPhoto-Boyden-960x720.400.jpg)
Patrick Boyden
Thesis: Last Interglacial sea level in the western Indian Ocean: multifaceted approach to paleo relative sea level indicator interpretation and analysis
Supervisor:
Dr. Alessio Rovere
Doctoral Colloquium:
08.04.2022
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Esther Thomsen Esther Thomsen](../../Binaries/Binary23217/defence-960x720.400.jpg)
Esther Thomsen
Thesis: Response of seagrasses to aquaculture effluents and the filtering capacity of seagrass meadows for anthorogenic nitrogen in Hainan, China
Supervisor:
Prof. Dr. Martin Zimmer
Doctoral Colloquium:
01.02.2022
First position after graduation:
Survey Lead at Project Seagrass, Edinburgh, UK
Graduates 2021
![Carolin Müller Carolin Müller](../../Binaries/Binary23123/IMG-20211221-WA0028-960x720.400.jpg)
Carolin Müller
Thesis: Impact of Microplastic on Early Life-History Stages of Seabream in the Atlantic Ocean
Supervisor:
Dr. Werner Ekau
Doctoral Colloquium:
21.12.2021
First position after graduation:
Postdoc at Leibniz Centre for Tropical Marine Research, Bremen, Germany
![Md Jakiul Islam Md Jakiul Islam](../../Binaries/Binary23158/Jakiul-Picture-960x720.400.jpg)
Md Jakiul Islam
Thesis: Effects of extreme environmental variation on the physiological responses of European seabass, Dicentrarchus Iabrax
Supervisor:
Dr. Andreas Kunzmann
Doctoral Colloquium:
16.12.2021
First position after graduation:
Assistant Professor at Sylhet Agricultural University, Bangladesh
![Anouk Vlug Anouk Vlug](../../Binaries/Binary23074/defence-960x720.400.jpg)
Anouk Vlug
Thesis: The influence of climate variability on the mass balance of Canadian Arctic land-terminating glaciers, in simulations of the last millennium
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
10.12.2021
First position after graduation:
Researcher at the University of Innsbruck, Austria
![Katja Stanislowski Katja Stanislowski](../../Binaries/Binary23179/IMG-20211213-WA0002-960x720.400.jpg)
Katja Stanislowski
Thesis: The seismic potential of the shallow portions of the northern Cascadia and the North Sumatra subduction zones: Insights from laboratory friction experiments
Supervisor:
Dr. Matt Ikari
Doctoral Colloquium:
10.12.2021
First position after graduation:
Project coordinator at the office of the senator for climate protection, environment, mobility, urban development and housing in Bremen, Germany
![Aagje Eijsink Aagje Eijsink](../../Binaries/Binary22996/Aagje-and-Matt-960x720.400.jpg)
Aagje Eijsink
Thesis: The transition from stable to slow to fast earthquake slip on faults: the influence of surface morphology, fault normal stiffness and lithology
Supervisor:
Dr. Matt Ikari
Doctoral Colloquium:
05.11.2021
First position after graduation:
Postdoc at Pennsylvania State University, State College, PA, USA
![Britta Hamann Britta Hamann](../../Binaries/Binary23001/Britta-Hamann-Glomar-960x720.400.jpg)
Britta Hamann
Thesis: Interdisiziplinarität ist eigentlich selbstverständlich und unmöglich. Eine ethnografische Expedition zu den Akteuren der interdisziplinären Wissenspraxis in der Meeresforschung
Supervisor:
Prof. Dr. Michi Knecht
Doctoral Colloquium:
05.11.2021
First position after graduation:
Science manager at the University of Bremen, Germany
![Hadar Elyashiv Hadar Elyashiv](../../Binaries/Binary23157/defence-960x720.400.jpg)
Hadar Elyashiv
Thesis: The Role of Sediments Physical Properties in Preconditioning Submarine Landslides Initiation: A Sedimentological and a Numerical Investigation
Supervisor:
Prof. Dr. Kathrin Huhn-Frehers
Doctoral Colloquium:
04.11.2021
First position after graduation:
Postdoc at the Ben-Gurion University of the Negev and at the Interuniversity Institute of Marine Sciences in Eilat, Israel
![Gökce Tuba Masur Gökce Tuba Masur](../../Binaries/Binary26015/Bornoe1-960x720.400.jpg)
Gökce Tuba Masur
Thesis: A numerical investigation of optimal balance for rotating shallow water flow
Supervisor:
Prof. Dr. Marcel Oliver
Doctoral Colloquium:
07.10.2021
First position after graduation:
Postdoc at Goethe University, Frankfurt am Main, Germany
![Lina Madaj Lina Madaj](../../Binaries/Binary23051/PhD-Defence-LM-2-2-960x720.400.jpg)
Lina Madaj
Thesis: Holocene Ice Sheet Dynamics and Detrital Provenance Shifts Along The West Greenland Margin Recorded by Radiogenic Isotopes (Sr, Nd, Pb)
Supervisor:
Prof. Dr. Simone Kasemann
Doctoral Colloquium:
24.09.2021
First position after graduation:
Postdoc at Vrije Universiteit Amsterdam, Netherlands
![doctoral hat doctoral hat](../../Binaries/Binary26868/cap-1266204-1280.400.png)
Ricarda Gatter
Thesis: Micro-mechanics of weak layers: key role of sediment structure and composition
Supervisor:
Prof. Dr. Kathrin Huhn-Frehers
Doctoral Colloquium:
20.09.2021
First position after graduation:
Postdoc at University of Bremen, Germany
![Julia Oelker Julia Oelker](../../Binaries/Binary22997/Julia-CLEO-960x720.400.jpg)
Julia Oelker
Thesis: Suitability of atmospheric satellite sensors for ocean color applications
Supervisor:
Prof. Dr. Astrid Bracher
Doctoral Colloquium:
03.09.2021
First position after graduation:
Postdoc at ICBM, Uni Oldenburg, Germany
![Peter Kiss Peter Kiss](../../Binaries/Binary22720/received-351519966709269-01-960x720.400.jpg)
Peter Kiss
Thesis: The effect of population dynamics, growth and calcification of planktonic formainifera on the pelagic carbonate flux
Supervisor:
Prof. Dr. Michal Kuchera
Doctoral Colloquium:
30.08.2021
First position after graduation:
Reservoir engineer at Nafta, Slovakia
![Hannah Nowitzki Hannah Nowitzki](../../Binaries/Binary25028/Foto-960x720.400.jpg)
Hannah Nowitzki
Thesis: Pathways and variability of the circulation in the subpolar eastern North Atlantic studied with inverted echo sounders and model data
Supervisor:
Prof. Dr. Monika Rhein
Doctoral Colloquium:
29.07.2021
First position after graduation:
Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) gGmbH, Cologne, Germany
![Eva Bischof Eva Bischof](../../Binaries/Binary22549/2021-07-15-Eva-Bischof-Promotionsfeier-043-960x720.400.jpg)
Eva Bischof
Thesis: Ontogenetic and macroevolutionary patterns of Anisian (Middle Triassic) ammonoids from Nevada, USA
Supervisor:
Prof. Dr. Jens Lehmann
Doctoral Colloquium:
14.07.2021
First position after graduation:
Scientist (WiMi) at Naturhistorisches Museum, Bern, Switzerland
![Luise Britta Heinrich Luise Britta Heinrich](../../Binaries/Binary22762/defence-960x720.400.jpg)
Luise Britta Heinrich
Thesis: Interdisciplinary Assessment of Deep-Sea Mining Impacts: From Science to Policy and Implications for Sustainable Development
Supervisor:
Prof. Dr. Andrea Koschinsky-Fritsche
Doctoral Colloquium:
09.07.2021
First position after graduation:
Research Associate at Jacobs University Bremen and GEOMAR Helmholtz-Centre für Ocean Research Kiel, Germany
![Yusuf El-Khaled Yusuf El-Khaled](../../Binaries/Binary23059/Yusuf-Defense-960x720.400.jpg)
Yusuf C. El-Khaled
Thesis: Assessment of nitrogen cycle pathways associated with different major benthic organisms in response to environmental changes
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
12.05.2021
First position after graduation:
Postdoc and scientific lab coordinator at the University of Bremen, Germany
![Ting-Wei Wu Ting-Wei Wu](../../Binaries/Binary22275/20210506-094930-960x720.400.jpg)
Ting-Wei Wu
Thesis: Quantitative Geotechnical Characterization of Seismic Strengthening Effect on Siliceous Soils
Supervisor:
Prof. Dr. Achim Kopf
Doctoral Colloquium:
05.05.2021
First position after graduation:
Postdoc at Norwegian Geotechnical Institute, Oslo, Norway
![PhD Defence Nora Schulze PhD Defence Nora Schulze](../../Binaries/Binary22220/DSC-3494-960x720.400.jpg)
Nora Schulze
Thesis: The Sedimentary and Tectonic Evolution of the Nam Co Basin, Tibetan Plateau, since the Middle Pleistocene – A Seismoacoustic Study on Lake Sediments
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
22.03.2021
First position after graduation:
Project Engineer at ALTUS AG, Karlsruhe, Germany
![Paula Senff Paula Senff](../../Binaries/Binary22091/Defence-photo-by-Lisa-Roepke-1920x1536.400.jpg)
Paula Senff
Thesis: Improving bioremediation with extractive species in integrated aquaculture
Supervisor:
Dr. Andreas Kunzmann
Doctoral Colloquium:
18.03.2021
First position after graduation:
Postdoc at Université de Lorraine, Nancy, France
Graduates 2020
![Valentin Ludwig Valentin Ludwig](../../Binaries/Binary21767/valentin-hat-2-960x720.400.jpg)
Valentin Simon Ludwig
Thesis: A 1 km sea-ice concentration dataset from merged thermal infrared and microwave radiometer satellite observations: More than the sum of its parts
Supervisor:
Dr. Gunnar Spreen
Doctoral Colloquium:
16.12.2020
First position after graduation:
ArcTrain Fellowship at University of Bremen, Germany
![Jonas Löb Jonas Löb](../../Binaries/Binary21752/defence-960x720.400.png)
Jonas Löb
Thesis: Observations of damping and scattering of low mode internal waves in the ocean
Supervisor:
Prof. Dr. Monika Rhein
Doctoral Colloquium:
17.12.2020
First position after graduation:
Postdoc at the University of Bremen, Germany
![Neele Meyer Neele Meyer](../../Binaries/Binary22092/defence01-960x720.400.jpg)
Neele Meyer
Thesis: Polar microbioerosion patterns exemplified in Arctic and Antarctic barnacles
Supervisor:
Prof. Dr. André Freiwald
Doctoral Colloquium:
17.12.2020
First position after graduation:
Science Communication at Klimahaus Bremerhaven, Germany
![Natalia Sukhikh Natalia Sukhikh](../../Binaries/Binary21606/Natalia-Sukhikh-PhDdefense-20112020-2-960x720.400.jpg)
Natalia Sukhikh
Thesis: Mixing induced vertical heat and freshwater fluxes in the upper ocean
Supervisor:
Dr. Maren Walter
Doctoral Colloquium:
20.11.2020
First position after graduation:
Lead Hydrometeorologist at the Marine Research Center of the Lomonosov Moscow State University, Russia
![Anna Koester Anna Koester](../../Binaries/Binary21597/defence-960x720.400.jpg)
Anna Koester
Thesis: Patterns and drivers of coral reef resilience and Aldabra Atoll, Seychelles
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
19.11.2020
First position after graduation:
Marine researcher at Seychelles Island Foundation, Aldabra, Seychelles
![Yanming Ruan Yanming Ruan](../../Binaries/Binary21499/IMG-5280-960x720.400.jpg)
Yanming Ruan
Thesis:
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
09.11.2020
First position after graduation:
Postdoc at Royal Netherlands Institute for Sea Research (NIOZ), Texel island, the Netherlans
![Nadine Gerlach Nadine Gerlach](../../Binaries/Binary21419/IMG-20201008-150629-960x720.400.jpg)
Nadine Gerlach
Thesis: Bacterial utilization of anionic polysaccharides from macroalgae
Supervisor:
Dr. Jan Hendrik Hehemann
Doctoral Colloquium:
08.10.2020
First position after graduation:
Biotechnologist at Lonza, Basel, Switzerland
![Margarita Smolentseva Margarita Smolentseva](../../Binaries/Binary21418/FBE0DF27-C4B9-4DBC-8370-0548473BE45C-960x720.400.jpg)
Margarita Smolentseva
Thesis: Reducing spurious diapycnal mixing in ocean circulation models
Supervisor:
Prof. Dr. Thomas Jung
Doctoral Colloquium:
28.09.2020
First position after graduation:
Postdoc at the University of Bremen, Germany
![Lucy Schlicht Lucy Schlicht](../../Binaries/Binary21420/Lucy-foto-960x720.400.jpg)
Lucy Schlicht
Thesis: Isotopic signatures in diverse settings of seafloor hydrothermal activity
Supervisor:
Prof. Dr. Wolfgang Bach
Doctoral Colloquium:
23.07.2020
First position after graduation:
Project engineer at DMT GmbH & Co. KG, Essen, Germany
![Min Song Min Song](../../Binaries/Binary21232/defence-960x720.400.jpg)
Min Song
Thesis: Hydrocarbon gas cycling and microbial imprint at cold and hot seeps
Supervisor:
Prof. Dr. Kai-Uwe Hinrichs
Doctoral Colloquium:
21.07.2020
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Mattia Greco Mattia Greco](../../Binaries/Binary21224/defence-960x720.400.jpg)
Mattia Greco
Thesis: Arctic plankton ecology under Global Change
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
21.07.2020
First position after graduation:
Postdoc at Smith College, Northampton, MA, USA
![Maren Wohltmann (née Bender) Maren Wohltmann (née Bender)](../../Binaries/Binary21421/MSM44-13.05-Clothes-Fitting.05-082-960x720.400.jpg)
Maren Woltmann (née Bender)
Thesis: A fairytale of Southeast Asian sea levels. Read by a Database
Supervisor:
Dr. Alessio Rovere
Doctoral Colloquium:
25.06.2020
First position after graduation:
Project manager at GeoInformation Bremen, Germany
![Tina Klein Tina Klein](../../Binaries/Binary21281/IMG-9937-klein-960x720.400.jpg)
Tina Klein
Thesis: New Insights into Environmental Conditions for the Early Jurassic (Pliensbachian-Toarcian) from Boron, Lithium and Magnesium Isotopes
Supervisor:
Prof. Dr. Simone Kasemann
Doctoral Colloquium:
05.06.2020
First position after graduation:
Field Application Specialist ICP-MS at PerkinElmer Inc., Rodgau, Germany
![Vicente Maria Duran Toro Vicente Maria Duran Toro](../../Binaries/Binary21422/12138403-10207901049741206-1765318789084773027-o-960x720.400.jpg)
Vincente Maria Duran Toro
Thesis: Nanomaterials in the environment
Supervisor:
Dr. Solveig Bühring
Doctoral Colloquium:
11.05.2020
First position after graduation:
Technical assistant at Schmidt Beregnungsanlagen GmbH & Co, Hausen, Germany
![Pedro Pablo Silva Sanchez Pedro Pablo Silva Sanchez](../../Binaries/Binary21194/U-Chile-960x720.400.jpg)
Pedro Pablo Silva Sanchez
Thesis: Human rigths litigation and the environment: Legal transfers from the European to the Inter-American Human Rights System
Supervisor:
Prof. Dr. Gerd Wefer
Doctoral Colloquium:
31.03.2020
First position after graduation:
Head of International Affairs, Ministry of Labor and Security of Chile
![Seth Mensah Abobi Seth Mensah Abobi](../../Binaries/Binary21193/200210-defence-Seth-1-960x720.400.jpg)
Seth Mensah Abodi
Thesis: Fisheries Assessment and Trophic Modelling of Tono, Bontanga and Golinga Reservoirs, Ghana
Supervisor:
Prof. Dr. Matthias Wolf
Doctoral Colloquium:
07.02.2020
First position after graduation:
Lecturer at the University for Development Studies in Tamale, Ghana
![Rebecca Borges Rebecca Borges](../../Binaries/Binary21192/WhatsApp-Image-2020-01-30-at-14.38.10-960x720.400.jpg)
Rebecca Borges e Silva
Thesis: Assessing the spatial management of mangroves and small-scale fisheries in protected areas on the Brazilian Amazon coast
Supervisor:
Prof. Dr. Matthias Wolf
Doctoral Colloquium:
30.01.2020
First position after graduation:
![Haozhuang Wang Haozhuang Wang](../../Binaries/Binary21191/Haozhuang-Defence2-960x720.400.jpg)
Haozhuang Wang
Thesis: The formation of cold-water coral mounds in the Mediterranean Sea
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
28.01.2020
First position after graduation:
Postdoc at the Institute of Deep-Sea Science and Engineering, Chinese Academy of Sciences in Sanya, Hainan Province, China
![Qinzeng Zhu Qinzeng Zhu](../../Binaries/Binary21190/Qingzeng-Zhu-defence1-960x720.400.jpg)
Qingzeng Zhu
Thesis: Isotopic geochemistry of microbial lipids to constrain their sources and turnover
Supervisor:
Prof. Dr. Kai-Uwe Hinrichs
Doctoral Colloquium:
27.01.2020
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Salvador Ruiz Soto Salvador Ruiz Soto](../../Binaries/Binary21159/IMG-20200117-WA0029-960x720.400.jpg)
Salvador Ruiz Soto
Thesis: Holocene pollen and spores variability derived from marine sediment analysis from the Adriatic Sea. Roman Climate Optimum, Industrial Revolution and present day under scope.
Supervisor:
Prof. Dr. Karin Zonneveld
Doctoral Colloquium:
17.01.2020
First position after graduation:
Researcher at Intertek Food Services, Bremen, Germany
Graduates 2019
![doctoral hat doctoral hat](../../Binaries/Binary26868/cap-1266204-1280.400.png)
Beatriz Margarita Recions Rivas
Thesis: Ocean-glacier interaction on the large regional scale
Supervisor:
Prof. Dr. Ben Marzeion
Doctoral Colloquium:
22.12.2019
First position after graduation:
Postdoc, University of Edinburgh, UK
![Alexander Rösner Alexander Rösner](../../Binaries/Binary19997/DSC07055-960x720.400.jpg)
Alexander Rösner
Thesis: Nankai Trough fault slip behavior analyzed in-situ and in shear experiments
Supervisor:
Prof. Dr. Achim Kopf
Doctoral Colloquium:
20.12.2019
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Eric Tamatey Lawer Eric Tamatey Lawer](../../Binaries/Binary27955/defence-960x720.400.webp)
Eric Tamatey Lawer
Thesis: Transitioning towards sustainability: practices and outcomes in European and West African ports
Supervisor:
Prof. Dr. Michael Flitner
Doctoral Colloquium:
19.12.2019
First position after graduation:
Research fellow at the University of Ghana, Accra, Ghana
![Inken Hanke Inken Hanke](../../Binaries/Binary20119/Dissertation-Defense-Inken-Hanke-1-1920x1536.400.jpg)
Inken Hanke
Thesis: Milkfish (Chanos chanos) under stress: Contributing to fish welfare in tropical aquaculture by identifying and quantifying potential stressors
Supervisor:
Dr. Astrid Gärdes
Doctoral Colloquium:
19.12.2019
First position after graduation:
![Susanne Alfken Susanne Alfken](../../Binaries/Binary19916/1-960x720.400.jpg)
Susanne Alfken
Thesis: Refining molecular stratigraphy through mass spectrometry imaging of sediments
at sub-millimeter resolution
Supervisor:
Prof. Dr. Kai-Uwe Hinrichs
Doctoral Colloquium:
18.12.2019
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Benjamin Gillard Benjamin Gillard](../../Binaries/Binary19789/02-960x720.400.jpg)
Benjamin Gillard
Thesis: Toward Deep Sea Mining - Impact of mining activities on benthic pelagic coupling in the Clarion Clipperton Fracture Zone
Supervisor:
Prof. Dr. Morten Iversen
Doctoral Colloquium:
29.11.2019
First position after graduation:
Postdoc at Jacobs University Bremen, Germany
![Helga Van der Jagt Helga Van der Jagt](../../Binaries/Binary19778/defence-960x720.400.jpg)
Helga Van der Jagt
Thesis: The role of zooplankton and mineral ballasting in the biological carbon pumpl
Supervisor:
Prof. Dr. Morten Iversen
Doctoral Colloquium:
08.11.2019
First position after graduation:
Marine Ecologist at Bureau Waardenburg BV, Wageningen, the Netherlands
![Fiona Rochholz Fiona Rochholz](../../Binaries/Binary19761/1-960x720.400.jpg)
Fiona Judith Rochholz
Thesis: Astronomically-modulated climate-carbon cycle interactions in the cGENIE Earth System Model
Supervisor:
Prof. Dr. Heiko Pälike
Doctoral Colloquium:
05.11.2019
First position after graduation:
Postdoc at Pädagogische Hochschule Heidelberg, Germany
![Diana Martínez Alarcón Diana Martínez Alarcón](../../Binaries/Binary19558/Defense-pic-960x720.400.jpg)
Diana Martínez Alarcón
Thesis: Ecophysiological performance and life cycle strategies of North Sea shrimps
Supervisor:
Prof. Dr. Wilhelm Hagen
Doctoral Colloquium:
29.10.2019
First position after graduation:
![Charlotte Breitkreuz Charlotte Breitkreuz](../../Binaries/Binary19361/defence-960x720.400.jpg)
Charlotte Breitkreuz
Thesis: Ocean State Estimation for the Last Glacial Maximum: Combining Models and Proxy Data via Data Assimilation
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
11.09.2019
First position after graduation:
Postdoc at the University of Bremen, Germany
![Sri Nandini-Weiss Sri Nandini-Weiss](../../Binaries/Binary19325/G-pt-lv-TiyrZJOl8tSNAw-thumb-896-960x720.400.jpg)
Sri Nandini-Weiss
Thesis: Hydroclimate variations in the Caspian Sea region from the late Quaternary to the future - a model prespective -
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
10.09.2019
First position after graduation:
Postdoc at the University of Hamburg, Germany
Seyed Mohammad Amirshahi
Thesis: Turbulent Suspension of Sediments in Shallow Shelf Seas
Supervisor:
Prof. Dr. Christian Winter
Doctoral Colloquium:
12.08.2019
First position after graduation:
Software developer at Holobuilder, Aachen, Germany
![Amanda Frigola Boix Amanda Frigola Boix](../../Binaries/Binary19304/primerpla-960x720.400.jpg)
Amanda Frigola Boix
Thesis: Global climate and Indonesian Throughflow during the Middle Miocene Climate Transition: a modeling approach
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
10.07.2019
First position after graduation:
![Agata Mystkowska Agata Mystkowska](../../Binaries/Binary19136/01-960x720.400.jpg)
Agata Mystkowska
Thesis: Cabrohydrate-binding proteins from marine bacteria
Supervisor:
Dr. Jan-Hendrik Hehemann
Doctoral Colloquium:
05.07.2019
First position after graduation:
Science and Innovation manager at mk2 Biotechnologies, Munich, Germany
![Eunmi Park Eunmi Park](../../Binaries/Binary18788/defence-960x720.400.jpg)
Eunmi Park
Thesis: Variations in GDGT flux and TEX86 thermometry in three distinct oceanic regimes of the Atlantic Ocean: a sediment trap study
Supervisor:
Prof. Dr. Gesine Mollenhauer
Doctoral Colloquium:
30.04.2019
First position after graduation:
![Alexander Diehl Alexander Diehl](../../Binaries/Binary18767/AlexanderDiehl-Kolloqium-960x720.400.jpg)
Alexander Diehl
Thesis: Causes for variable hydrothermal vent fluid compositions in intraoceanic arcs - Insights from fluid compositions and mineral precipitates of the South Kermadec Arc
Supervisor:
Prof. Dr. Wolfgang Bach
Doctoral Colloquium:
06.02.2019
First position after graduation:
Postdoc at the University of Bremen, Germany
![Elmar Albers Elmar Albers](../../Binaries/Binary18240/defence-5-4.400.jpg)
Elmar Albers
Thesis: Mass transfers during fluid-rock interactions at divergent and convergent plate boundaries
Supervisor:
Prof. Dr. Wolfgang Bach
Doctoral Colloquium:
04.02.2019
First position after graduation:
Postdoc at the University of Bremen, Germany
Graduates 2018
![Andreia Rebotim Andreia Rebotim](../../Binaries/Binary17841/Doctorate-5-4.400.jpg)
Andreia Seia Rebotim
Thesis: Ecology and stable isotope geochemistry of modern planktonic foraminifera in the Northeast Atlantic
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
27.11.2018
First position after graduation:
![Andrea Klus Andrea Klus](../../Binaries/Binary17824/DSC-0070-1920x1536.400.jpg)
Andrea Klus
Thesis: North Atlantic climate variability in a GCM - Multidecadal cold events and climate state transitions -
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
23.11.2018
First position after graduation:
Modelling expert at ArcelorMittal, Bremen, Germany
![Fenna Bergmann Fenna Bergmann](../../Binaries/Binary17855/PhdDefenseFBergmann-960x720.400.png)
Fenna Bergmann
Thesis: The Bengal Fan on different temporal and spatial scales - Integrating seismoacoustic and IODP expedition 354 data to examine internal and external controls on depositional processes
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
22.11.2018
First position after graduation:
Postdoc at the University of Bremen, Germany
![Levy Michael Otwoma Levy Michael Otwoma](../../Binaries/Binary17674/IMG-20181105-WA0030-500x400.400.jpg)
Levy Michael Otwoma
Thesis: Connectivity and exploitation of Acanthurus triostegus and Acanthurus leucosternon in the Indian Ocean: Application of genetics and single stock assessment to aid coral reef management
Supervisor:
PD Dr. Hauke Reuter
Doctoral Colloquium:
02.11.2018
First position after graduation:
![Sophie Paul Sophie Paul](../../Binaries/Binary17688/defence-1920x1536.400.jpg)
Sophie Paul
Thesis: Biogeochemistry of Pacific deep-sea sediments and potential impacts of deep-sea polymetallic nodule mining
Supervisor:
Prof. Dr. Andrea Koschinsky-Fritsche
Doctoral Colloquium:
29.10.2018
First position after graduation:
Postdoc at Jacobs University, Bremen, Germany
![Rike Völpel Rike Völpel](../../Binaries/Binary17206/IMG-0620-Kopie-960x720.400.jpg)
Rike Völpel
Thesis: Benthic foraminiferal oxygen isotopes during the Last Glacial Maximum and last deglaciation: Paleoceanographic inferences from an isotope-enabled global ocean model
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
21.09.2018
First position after graduation:
![Shuwen Sun Shuwen Sun](../../Binaries/Binary17158/shuwen-sun-470x353.400.jpg)
Shuwen Sun
Thesis: Characterization of terrestrial organic carbon in the Amazon system: insights from biomarkers and their isotopic composition (δ13C and Δ14C)
Supervisor:
Prof. Dr. Gesine Mollenhauer
Doctoral Colloquium:
28.06.2018
First position after graduation:
![Knut Krämer Knut Krämer](../../Binaries/Binary17157/KnutMitHut-470x355.400.jpg)
Knut Krämer
Thesis: Sediment reworking mechanisms in shelf seas - In situ observations from the southeastern North Sea
Supervisor:
PD Dr. Christian Winter
Doctoral Colloquium:
27.06.2018
First position after graduation:
Postdoc at MARUM, Bremen, Germany
![Stefan Becker Stefan Becker](../../Binaries/Binary16768/Becker-Stefan-960x720.400.jpg)
Stefan Becker
Thesis: Biocatalytic quantification of laminarin - a major carbohydrate polymer in the ocean
Supervisor:
Dr. Jan-Hendrik Hehemann
Doctoral Colloquium:
22.06.2018
First position after graduation:
Postdoc at MARUM, Bremen, Germany
![Janne Rohe Janne Rohe](../../Binaries/Binary16649/JR-mit-Hut-960x720.400.png)
Janne Rohe
Thesis: Local streams and global tides - Understanding coastal marine governance in Fiji and Solomon Islands
Supervisor:
Prof. Dr. Achim Schlüter
Doctoral Colloquium:
08.06.2018
First position after graduation:
![Stefan Partelow Stefan Partelow](../../Binaries/Binary16545/defence-345x276.png)
Stefan Partelow
Thesis: Finding sustainability: Advancing multiple methods to apply the social-ecological systems framework
Supervisor:
Prof. Dr. Achim Schlüter
Doctoral Colloquium:
07.05.2018
First position after graduation:
Postdoc at ZMT, Bremen, Germany
![Martina Hollstein Martina Hollstein](../../Binaries/Binary16293/Martina-Hut-960x720.400.jpg)
Martina Hollstein
Thesis: Variations in surface and thermocline conditions of the Western Pacific Warm Pool - Insights from Mg/Ca and stable isotopes in foraminifera tests
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
16.03.2018
First position after graduation:
Research Associate at Bundesanstalt für Geowissenschaften und Rohstoffe, Hannover, Germany
![Katie Nelson Katie Nelson](../../Binaries/Binary17097/defence-960x720.400.jpg)
Katherine Nelson
Thesis: Experimental evidence of factors influencing voluntary contributions to marine conservation
Supervisor:
Prof. Dr. Achim Schüter
Doctoral Colloquium:
15.03.2018
First position after graduation:
Postdoc at ZMT, Bremen, Germany
![Miriam Sollich Miriam Sollich](../../Binaries/Binary16070/Kolloquium-MSollich-2-960x720.400.jpg)
Miriam Sollich
Thesis: Exploring the lipidomes of shallow-water and deep-sea hydrothermal systems
Supervisor:
Dr. Solveig Bühring
Doctoral Colloquium:
16.02.2018
First position after graduation:
Scientist at Bundesamt für Naturschutz (BfN) on Vilm/Ruegen, Germany
![Kim Vane Kim Vane](../../Binaries/Binary15952/defence-180205-960x720.400.jpg)
Kim Vane
Thesis: The organic flight recorder: Lifetime connectivity and habitat use reconstructions with fish otolith amino acids
Supervisor:
Dr. Werner Ekau
Doctoral Colloquium:
05.02.2018
First position after graduation:
Postdoc at AWI
![Marleen Stuhr Marleen Stuhr](../../Binaries/Binary15908/Marleen2-960x720.400.jpg)
Marleen Stuhr
Thesis: Disentangling the effects of thermal stress on symbiont-bearing coral reef foraminifera from populations to proteins
Supervisor:
Prof. Dr. Hildegard Westphal
Doctoral Colloquium:
31.01.2018
First position after graduation:
Postdoc at ZMT Bremen
![Weichao Wu Weichao Wu](../../Binaries/Binary15951/defence-960x720.400.jpg)
Weichao Wu
Thesis: Microbial activity in marine sediment constrained via lipid-based stable isotope probing method
Supervisor:
Prof. Dr. Kai-Uwe Hinrichs
Doctoral Colloquium:
30.01.2018
First position after graduation:
Postdoc at the University of Göttingen, Faculty of Agriculture
![Shuchai Gan Shuchai Gan](../../Binaries/Binary15922/Shuchai-Gan1-960x720.400.jpg)
Shuchai Gan
Thesis: The impact of biogeochemical processes on the composition of dissolved organic matter in marine subsurface sediments
Supervisor:
Prof. Dr. Kai-Uwe Hinrichs
Doctoral Colloquium:
30.01.2018
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
Graduates 2017
![Kerstin Kretschmer Kerstin Kretschmer](../../Binaries/Binary15598/defence-960x720.400.jpg)
Kerstin Kretschmer
Thesis: Global assessment of species-specific habitats of planktonic foraminifera - An ecosystem modeling approach -
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
19.12.2017
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Samir Al Jbour Samir Al Jbour](../../Binaries/Binary15891/defence-960x720.400.jpg)
Samir Al Jbour
Thesis: Metabolic and Oxidative Stress Responses of Cassiopea sp. to Environmental Stress: Towards a Better Understanding of Jellyfish Stress Tolerance
Supervisor:
Prof. Dr. Martin Zimmer
Doctoral Colloquium:
14.12.2017
First position after graduation:
Postdoc at King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia
![Natalie Höppner Natalie Höppner](../../Binaries/Binary15607/defence-960x720.400.jpg)
Natalie Höppner
Thesis: Reconstructing the impact of environmental changes on the river sediment dynamics of the Amazon River and Río de la Plata drainage basins with radiogenic isotopes
Supervisor:
Prof. Dr. Simone Kasemann
Doctoral Colloquium:
14.12.2017
First position after graduation:
Postdoc at MARUM
![Deborah Tangunan Deborah Tangunan](../../Binaries/Binary15890/Tangunan-ICP12-photo-960x720.400.jpg)
Deborah Tangunan
Thesis: Late Neogene to Quaternary paleoproductivity of the western Indian Ocean and the eastern South Atlantic from coccolithophore assemblage and coccolith geochemistry
Supervisor:
Prof. Dr. Rüdiger Henrich
Doctoral Colloquium:
14.12.2017
First position after graduation:
Marie Curie fellowship, Cardiff University, UK
![Rebecca Jackson Rebecca Jackson](../../Binaries/Binary15599/defence-960x720.400.jpg)
Rebecca Jackson
Thesis: History of ice sheets surrounding Baffin Bay and its link with oceanic conditions since MIS3
Supervisor:
Prof. Dr. Michal Kucera
Doctoral Colloquium:
14.12.2017
First position after graduation:
Postdoc at the University of Copenhagen, Denmark
![Markus Loher Markus Loher](../../Binaries/Binary15531/defence-960x720.400.jpg)
Markus Loher
Thesis: Mud volcanism and fluid seepage at Venere mud volcano in the Calabrian Accretionary Prism (Central Mediterranean)
Supervisor:
Prof. Dr. Gerhard Bohrmann
Doctoral Colloquium:
13.12.2017
First position after graduation:
![Julia Haberkern Julia Haberkern](../../Binaries/Binary15600/IMG-2468-960x720.400.jpg)
Julia Haberkern
Thesis: Contouritic depositional systems influenced by complex seafloor topography - Late Cenozoic seismoacoustic reconstructions from the Galicia and Angola Continental Margins
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
12.12.2017
First position after graduation:
Postdoc at Fraunhofer IWES, Bremen
![Grit Warratz Grit Warratz](../../Binaries/Binary15516/2017-12-12-PHOTO-00009412-960x720.400.jpg)
Grit Warratz
Thesis: Southwest Atlantic intermediate and deep water circulation: 20,000 years of water mass re-organization and current strength variability
Supervisor:
Prof. Dr. Rüdiger Henrich
Doctoral Colloquium:
12.12.2017
First position after graduation:
Marine geoscientist at wpd offshore solutions GmbH, Bremen, Germany
![Lennart van Maldegem Lennart van Maldegem](../../Binaries/Binary15500/LvM-Defense-1-960x720.400.jpg)
Lennart Van Maldegem
Thesis: Molecular and isotopic signatures of life surrounding the Neoproterozoic Snowball Earth events
Supervisor:
Dr. Christian Hallmann
Doctoral Colloquium:
08.12.2017
First position after graduation:
Postdoc at The Australian National University (ANU), Canberra, Australia
![Simon Jungblut Simon Jungblut](../../Binaries/Binary15446/Jungblut-Defence-960x720.400.jpg)
Simon Jungblut
Thesis: Ecology and ecophysiology of invasive and native decapod crabs in the southern North Sea
Supervisor:
Prof. Dr. Wilhelm Hagen
Doctoral Colloquium:
01.12.2017
First position after graduation:
Teacher in a High School (Oberschule)
![Roger Spranz Roger Spranz](../../Binaries/Binary23064/Roger-960x720.400.jpg)
Roger Spranz
Thesis: Reducing the use of plastic bags in Indonesia
Supervisor:
Prof. Dr. Achim Schlüter
Doctoral Colloquium:
23.11.2017
![Thomas Lorscheid Thomas Lorscheid](../../Binaries/Binary15361/IMG-20171113-WA0007-960x720.400.jpg)
Thomas Lorscheid
Thesis: MIS 5e relative sea level indicators: new methodologies to sustain the quantitative estimate of past sea level changes
Supervisor:
Dr. Alession Rovere
Doctoral Colloquium:
13.11.2017
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Martin Bartels Martin Bartels](../../Binaries/Binary15319/IMG-6065-960x720.400.jpg)
Martin Bartels
Thesis: Atlantic Water advection and glacier responses at the margins of Svalbard since the deglaciation
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
08.11.2017
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Will Brocas Will Brocas](../../Binaries/Binary15309/IMG-6020-960x720.400.jpg)
William Brocas
Thesis: A coral perspective on last interglacial tropical Atlantic temperature and hydroclimate variability
Supervisor:
Prof. Dr. Dr. hc. Gerold Wefer
Doctoral Colloquium:
07.11.2017
First position after graduation:
Community manager at Freejam Ltd., UK
![Holger Kühnhold Holger Kühnhold](../../Binaries/Binary15308/Holger-Kuehnhold-Graduation-960x720.400.jpg)
Holger Kühnhold
Thesis: Temperature tolerance of the sea cucumber Holothuria scabra, Towards a systematic understanding of multi-level temperature effects
Supervisor:
Prof. Dr. Matthias Wolff
Doctoral Colloquium:
07.11.2017
First position after graduation:
Postdoc at the University of Cork, Ireland
![Katja Hockun Katja Hockun](../../Binaries/Binary15307/Khockun-960x720.400.jpg)
Katja Hockun
Thesis: Southern Patagonian climate during the last 51.000 years - Insights from lipid biomarkers and their isotopes
Supervisor:
Prof. Dr. Gesine Mollenhauer
Doctoral Colloquium:
27.10.2017
First position after graduation:
Fachreferentin "Natur und Umwelt" at Die NaturFreunde - Landesverband Brandenburg e.V.
![Lalita Putchim Lalita Putchim](../../Binaries/Binary15306/Lalita.400.jpg)
Lalita Putchim
Thesis: Coral bleaching and recovery in the Thai Andaman Sea
Supervisor:
Prof. Dr. Claudio Richter
Doctoral Colloquium:
28.09.2017
First position after graduation:
Researcher at Phuket Marine Biological Center, Thailand
![Vasco Müller Vasco Müller](../../Binaries/Binary15074/Vasco-Mueller-960x720.400.jpg)
Vasco Müller
Thesis: Temperature and Freshwater Fluxes by Individual Eddies in the North Atlantic Ocean
Supervisor:
Dr. Dagmar Kieke
Doctoral Colloquium:
25.09.2017
First position after graduation:
Postdoc at the University of Hawaii, Honolulu, USA
![Valeriia Kirillova Valeriia Kirillova](../../Binaries/Binary14866/IMG-20170831-WA0005-960x720.400.jpg)
Valeriia Kirillova
Thesis: Radiogenic isotopes on marine sediments from the Baffin Bay: Implications for the sediment supply during the last deglaciation
Supervisor:
Prof. Dr. Simone Kaseman
Doctoral Colloquium:
31.08.2017
First position after graduation:
Exhibition scout at Universum Science Center, Bremen
![Frederike Wilckens Frederike Wilckens](../../Binaries/Binary14867/IMG-20170830-WA0068-960x720.400.jpg)
Frederike Wilckens
Thesis: Isotopic signatures in hydrothermal vent fluids and the oceanic crust - tracing of sub-seafloor magmatic and hydrothermal processes
Supervisor:
Prof. Dr. Simone Kasemann
Doctoral Colloquium:
30.08.2017
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Maximilian Vahlenkamp Maximilian Vahlenkamp](../../Binaries/Binary14796/defence01-960x720.400.jpg)
Maximilian Vahlenkamp
Thesis: Middle Eocene Paleoceanography and Astrochronology in the Western North Atlantic
Supervisor:
Prof. Dr. Heiko Pälike
Doctoral Colloquium:
24.08.2017
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Tilia Breckenfelder Tilia Breckenfelder](../../Binaries/Binary14954/defence-960x720.400.jpg)
Tilia Breckenfelder
Thesis: North Atlantic Current in model and observations: Transport variability, flow paths and hydrography
Supervisor:
Prof. Dr. Monika Rhein
Doctoral Colloquium:
25.07.2017
First position after graduation:
![Igor Venancio Igor Venancio](../../Binaries/Binary14489/IMG-8039-960x720.400.jpg)
Igor Martins Venancio Padilha de Oliveira
Thesis: Planktonic foraminifera as signal carriers in paleoceanography: from modern biology to proxy application in the western South Atlantic
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
11.07.2017
First position after graduation:
Researcher at Instituto Nacional de Pesquisas Espaciais (INPE), Brazil
![Linn Kristin Sanguineti Linn Kristin Sanguineti](../../Binaries/Binary14488/170706-defence-960x720.400.jpg)
Linn Kristin Sanguineti
Thesis: Labrador Sea Water exported through Flemish Pass: Hydrographic trends and transport variability inducing processes
Supervisor:
Dr. Dagmar Kieke
Doctoral Colloquium:
06.07.2017
First position after graduation:
![Amanda Ford Amanda Ford](../../Binaries/Binary14640/FullSizeRender-960x720.400.jpg)
Amanda Ford
Thesis: Influences of Pacific Island human communities on benthic coral reef functioning and resilience
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
30.06.2017
First position after graduation:
Postdoc at Leibniz Centre for Tropical Marine Ecology (ZMT), Bremen, Germany
![Lélia Matos Branco Lélia Matos Branco](../../Binaries/Binary14193/IMGP0685-960x720.400.jpg)
Lélia Matos Branco
Thesis: Temporal distribution of cold-water corals in the northwest Atlantic through the Late Quaternary: footprint of intermediate water mass circulation
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
13.06.2017
First position after graduation:
Technical research assistant at Portuguese Institute for the Sea and Atmosphere (IPMA), Portugal
![Asli Özmaral Asli Özmaral](../../Binaries/Binary14334/Asli906x720.400.jpg)
Asli Özmaral
Thesis: Climatically controlled sedimentary processes on continental shelves
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
07.06.2017
First position after graduation:
Marine seismic aquisition at TPIC - Turkish Petroleum International Company Ltd.
![Nina Khuchua Nina Khuchua](../../Binaries/Binary14066/Khuchua-Nina-2015-4-3.400.jpg)
Nina Khuchua
Thesis: Environmental protection by the Black Sea Commission. Organisation and performance in comparison with the Baltic Marine Environment Protection Commission (HELCOM)
Supervisor:
Prof. Dr. Gerd Winter
Doctoral Colloquium:
24.05.2017
First position after graduation:
Environmental Policy Expert at InterSus – Sustainability Services, Berlin, Germany
![Nicole Herrmann Nicole Herrmann](../../Binaries/Binary15504/IMG-4259-960x720.400.jpg)
Nicole Herrmann
Thesis: Holocene climate variability and its feedbacks to hydrology and vegetation dynamics in South Africa: Insights from compound-specific stable carbon (δ13C) and hydrogen (δD) isotopes
Supervisor:
PD Dr. Matthias Zabel
Doctoral Colloquium:
05.05.2017
First position after graduation:
Postdoc at University of Hamburg, Germany
![Xueqin Zhao Xueqin Zhao](../../Binaries/Binary13883/P1120999-960x720.400.jpg)
Xueqin Zhao
Thesis: Palynological investigation of Holocene climatic and oceanic variability in South Africa and the southern Benguela upwelling system
Supervisor:
Prof. Dr. Dr. h.c. Gerold Wefer
Doctoral Colloquium:
04.05.2017
First position after graduation:
Postdoc at MARUM - Center for Marine Envrionmental Sciences, University of Bremen, Germany
![Carmen Friese Carmen Friese](../../Binaries/Binary13787/IMG-4236-470x353.400.jpg)
Carmen Friese
Thesis: Modern Saharan dust collected onshore and offshore the northwest African margin: sources, transport and deposition
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
02.05.2017
First position after graduation:
Research Scientist at Bundesanstalt für Materialforschung und -prüfung (BAM), Berlin, Germany
![Peter Müller Peter Müller](../../Binaries/Binary12837/IMG-3823-470x353.400.jpg)
Peter Müller
Thesis: Impact of environmental conditions on geochemical proxies in tropical marine calcifiers
Supervisor:
Prof. Dr Hildegard Westphal
Doctoral Colloquium:
28.03.2017
First position after graduation:
Project manager at European Federation of Geologists (EFG), Brussles, Belgium
![Georg Sebastian Völker Georg Sebastian Völker](../../Binaries/Binary12836/IMG-3781-470x353.400.jpg)
Georg Sebastian Völker
Thesis: Process Studies on the Generation of Near- Inertial Internal Gravity Waves by Wind
Supervisor:
Dr. Maren Walter
Doctoral Colloquium:
28.03.2017
First position after graduation:
Postdoc at Goethe-Universität Frankfurt
![Christoph Häggi Christoph Häggi](../../Binaries/Binary12568/IMG-3348-470x353.400.jpg)
Christoph Häggi
Thesis: Using Lipid Biomarkers and their Isotopic Composition to reconstruct the Late Pleistocene Paleoclimate of the Amazon Basin
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
13.03.2017
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
![Sara Minarro Sara Minarro](../../Binaries/Binary2220/170303-Defence-470x353.400.jpg)
Sara Miñarro Villanueva
Thesis: Modelling coral reefs to support their local management: A case study in the Spermonde Archipelago, Indonesia
Supervisor:
Prof. Dr. Hauke Reuter
Doctoral Colloquium:
03.03.2017
First position after graduation:
Postdoc at Universitat de Barcelona, Spain
Graduates 2016
![Benjamin Baasch Benjamin Baasch](../../Binaries/Binary2219/161212-defence-470x353.400.jpg)
Benjamin Baasch
Thesis: Electromagnetic imaging of the marine subsurface: A novel approach to assess sediment patterns and dynamics on clastic shelf systems
Supervisor:
Prof. Dr. Thilo von Dobeneck
Doctoral Colloquium:
12.12.2016
First position after graduation:
Seismic image processing at Petroleum Geo-Services (PGS), Surrey, UK
![Andreas Türke Andreas Türke](../../Binaries/Binary2218/TuerkeDefence3-470x353.400.jpg)
Andreas Türke
Thesis: Alteration of oceanic crust and its implications for microbial life
Supervisor:
Prof. Dr. Wolfgang Bach
Doctoral Colloquium:
16.11.2016
First position after graduation:
Postdoc at University of Bremen, Germany
![Conny Kwiatkowski Conny Kwiatkowski](../../Binaries/Binary2217/Conny-1-470x353.400.jpg)
Cornelia Kwiatkowski
Thesis: Rainfall variability over the Maritime Continent during the late Holocene
Supervisor:
Prof. Dr. Dierk Hebbeln
Doctoral Colloquium:
28.10.2016
First position after graduation:
Placement officer at the job center in Verden, Germany
![Claudia Pogoreutz Claudia Pogoreutz](../../Binaries/Binary2216/IMG-7346-470x353.400.jpg)
Claudia Pogoreutz
Thesis: Coral Holobiont Functioning Under Global Environmental Change
Supervisor:
Prof. Dr. Christian Wild
Doctoral Colloquium:
13.10.2016
First position after graduation:
Postdoc at Leibniz Center for Tropical Marine Ecology, ZMT
![Yancheng Zhang Yancheng Zhang](../../Binaries/Binary2214/IMG-2756-470x353.400.jpg)
Yancheng Zhang
Thesis: Impact of millennial-scale Atlantic meridional overturning circulation (AMOC) changes on tropical South American precipitation during the last glacial period
Supervisor:
Prof. Dr. Gerold Wefer
Doctoral Colloquium:
20.09.2016
First position after graduation:
Postdoc at the University of Hongkong, Hongkong
![Rima Rachmayani Rima Rachmayani](../../Binaries/Binary2213/IMG-2638-470x354.400.jpg)
Rima Rachmayani
Thesis: Interglacial climate variability during MIS 15 to Holocene: Insight from coupled climate modeling
Supervisor:
Prof. Dr. Michael Schulz
Doctoral Colloquium:
15.09.2016
First position after graduation:
Junior Lecturer at Faculty of Earth Sciences and Technology, Institut Teknologi Bandung (ITB), Indonesia
![Lena Steinmann Lena Steinmann](../../Binaries/Binary2212/defence-lena-470x353.400.jpg)
Lena Steinmann
Thesis: Reconstruction of volcano-tectonic processes in interplay with sedimentary deposition in the Gulf of Naples (Italy) using a seismoacoustic dataset
Supervisor:
Prof. Dr. Volkhard Spieß
Doctoral Colloquium:
08.09.2016
First position after graduation:
Postdoc at University of Bremen, Germany
![Astrid Contreras Astrid Contreras](../../Binaries/Binary2215/DSC01744-470x353.400.jpg)
Astrid Contrerea Rosales
Thesis: Late Quaternary Asian Monsoon variability as recorded in marine archives from the Northern Bay of Bengal and the Northern South China Sea
Supervisor:
PD Dr. Tim Jennerjahn
Doctoral Colloquium:
26.08.2016
First position after graduation:
Biology and Science Teacher at International School Hilversum, the Netherlands
![Charlotte Kleint Charlotte Kleint](../../Binaries/Binary2122/DSC03140-470x353.400.jpg)
Charlotte Kleint
Thesis: The speciation and organic complexation of Iron (Fe) and Copper (Cu) in different marine hydrothermal vent systems
Supervisor:
Prof. Dr. Andrea Koschinsky
Doctoral Colloquium:
05.08.2016
First position after graduation:
Postdoc at Jacobs University Bremen
![Francesca Vallé Francesca Vallé](../../Binaries/Binary2192/Francesca-Hat-470x353.400.jpg)
Francesca Vallé
Thesis: A combination of palynology and geochemical proxies to investigate Pliocene environmental and climate changes in tropical West Africa and east equatorial Atlantic
Supervisor:
Prof. Dr. Dr. h.c. Gerold Wefer
Doctoral Colloquium:
08.06.2016
First position after graduation:
![Claudia Färber Claudia Färber](../../Binaries/Binary2125/DSCF8085-470x353.400.jpg)
Claudia Färber
Thesis: Integrating short- and long-term bioerosion processes in the Eastern Mediterranean Sea
Supervisor:
Prof. Dr. André Freiwald
Doctoral Colloquium:
01.06.2016
First position after graduation:
Scientific Officer at Bundesanstalt für Gewässerkunde (BfG), Koblenz, Germany
![Vera Meyer Vera Meyer](../../Binaries/Binary2191/Vera-470x353.400.jpg)
Vera Meyer
Thesis: Evolution of temperature and mobilization of terrestrial organic matter in the subarctic Northwest Pacific and adjacent Beringia since the Last Glacial Maximum
Supervisor:
Prof. Dr. Gesine Mollenhauer
Doctoral Colloquium:
25.05.2016
![Gabriela Weber de Morais Gabriela Weber de Morais](../../Binaries/Binary2190/IMG-2362-470x353.400.jpg)
Gabriela Weber de Morais
Thesis: Governance of Marine Protected Areas in Costa Rica: stability and change of institutions
Supervisor:
Prof. Dr. Achim Schlüter
Doctoral Colloquium:
28.04.2016
![Christian Hansen Christian Hansen](../../Binaries/Binary2124/CHansen-Hut-470x353.400.jpg)
Christian Hansen
Thesis: Experimental studies on geochemical cycling and mineralogical modifications during alteration of ultramafic lithologies in hydrothermal systems
Supervisor:
Prof. Dr. Wolfgang Bach
Doctoral Colloquium:
30.03.2016
![Maya Bode Maya Bode](../../Binaries/Binary2189/IMG-6741-470x353.400.jpg)
Maya Bode
Thesis: Pelagic Biodiversity and Ecophysiology of copepods in the eastern Atlantic Ocean - latitudinal and bathymetric aspects
Supervisor:
Prof. Dr. Wilhelm Hagen
Doctoral Colloquium:
18.03.2016
First position after graduation:
Postdoc at BreMare, University of Bremen, Germany
![Wenwen Chen Wenwen Chen](../../Binaries/Binary2188/Wenwen2-470x353.400.jpg)
Wenwen Chen
Thesis: Temperature reconstructions for the eastern Indian Ocean based on organic-geochemical proxies (UK’37 and TEX86)
Supervisor:
Prof. Dr. Gesine Mollenhauer
Doctoral Colloquium:
11.03.2016
First position after graduation:
Editor of the Journal of the University of China, University of China, Qingdao, China
![Gonzalo Gomez Gonzalo Gomez](../../Binaries/Binary2187/DSC01370-470x353.400.jpg)
Gonzalo Vincente Gomez-Saez
Thesis: Marine shallow hydrothermal systems: imprint of their exclusive biogeochemistry on dissolved organic matter and chemosynthesis
Supervisor:
Dr. Solveig Bühring
Doctoral Colloquium:
12.02.2016
First position after graduation:
Postdoc at MARUM, University of Bremen, Germany
Graduates 2015
Martin Lukas
![Martin Lukas Martin Lukas](../../Binaries/Binary2193/Verteidigung-27-fuer-Homepage-470x353.400.jpg)
Supervisor: Prof. Dr. Michael Flitner
First job after graduation:
Research Associate at MARUM, University of Bremen, Germany
Jan Schröder
![Jan Schröder Jan Schröder](../../Binaries/Binary2132/Jan-Schroeder-Defence-470x353.400.jpg)
Supervisor: Prof. Dr. Kai-Uwe Hinrichs
First job after graduation:
Quality Manager at Hyga GmbH Mülheim, Germany
Friedrich Meyer
![Fritz Meyer Fritz Meyer](../../Binaries/Binary2121/Fritz-defence-470x353.400.jpg)
Supervisor: Prof. Dr. Christian Wild
Denise Müller
![Denise Müller Denise Müller](../../Binaries/Binary2194/Denise1-470x353.400.jpg)
Supervisor: Prof. Dr. Hildegard Westphal
First job after graduation:
Postdoc at Institute for Environmental Physics (IUP), University of Bremen, Germany
Ines Stuhldreier
![Ines Stuhldreier Ines Stuhldreier](../../Binaries/Binary2195/ines-defence-01-470x353.400.jpg)
Thesis: Coral reef functioning in a highly variable environment - Effects of upwelling on Pacific coral reefs of Costa Rica
Supervisor: Prof. Dr. Christian Wild
First job after graduation: Scientist and project leader at Institut für Fisch und Umwelt - FIUM GmbH, Rostock, Germany
Laura Rix
![Laura Rix Laura Rix](../../Binaries/Binary2131/laura-defence-01-470x353.400.jpg)
Supervisor: Prof. Dr. Christian Wild
First job after graduation:
Postdoc at Leibniz Center for Tropical Marine Ecology (ZMT), Bremen, Germany
Riza Setiawan
![Riza Setiawan Riza Setiawan](../../Binaries/Binary2196/defence1-470x353.400.jpg)
Supervisor: Prof. Dr. Dierk Hebbeln
First job after graduation:
Lecturer at Gadjah Mada University, Jogjakarta, Indonesia
Kevin Becker
![Kevin Becker Kevin Becker](../../Binaries/Binary2197/defence-kevin-becker-470x353.400.jpg)
Supervisor: Prof. Dr. Kai-Uwe Hinrichs
First job after graduation:
Postdoc at Woods Hole Oceanographic Institution (WHOI), Woods Hole, Massachusetts, USA
Thomas Mann
![Thomas Mann Thomas Mann](../../Binaries/Binary2130/defence-tom-470x353.400.jpg)
Supervisor: Prof. Dr. Hildegard Westphal
First job after graduation:
Postdoc at Leibniz Center for Tropical Marine Ecology (ZMT), Bremen, Germany
Nanne van Hoytema
![Nanne van Hoytema Nanne van Hoytema](../../Binaries/Binary2198/150619-defence-nanne-470x353.400.jpg)
Thesis: The importance of carbon dioxide and dinitrogen fixation for seasonal coral reef metabolism: from organism to ecosystem functioning
Supervisor: Prof. Dr. Christian Wild
First job after graduation:
Compliance Investigator at KBC Asset Management, Brussels, Belgium
Philipp Gorris
![Philipp Gorris Philipp Gorris](../../Binaries/Binary2199/Verteidigung-iii-470x353.400.jpg)
Supervisor: PD Dr. Marion Glaser
First job after graduation:
Postdoc at Institut für Umweltsystemforschung (IUSF), University of Osnabrück, Germany
Ferdinand Oberle
![Ferdinand Oberle Ferdinand Oberle](../../Binaries/Binary2129/DSC01245-470x353.400.jpg)
Thesis: Quantifying the long-term anthropogenic and natural effects of sediment resuspension on the NW Iberian shelf
Supervisor: PD Dr. Till Hanebuth
First job after graduation:
Mendehall Postdoc at the US Geological Survey, Santa Cruz, CA, USA
Rony Küchler
![Rony Küchler Rony Küchler](../../Binaries/Binary2200/rony1-defence-470x353.400.jpg)
Thesis: A revised orbital forcing concept of West African climate and vegetation variability during the Pliocene and the Last Glacial cycle: Molecular isotopic approach and proxy calibration
Supervisor: Prof. Dr. Dr. hc. Gerold Wefer
Maryam Shahraki
![Maryam Shahraki Maryam Shahraki](../../Binaries/Binary2201/maryam-470x353.400.jpg)
Thesis: Fish Community Structure and Food Web Dynamics in Low Rainfall Mangrove and Non-mangrove Ecosystems (Persian Gulf)
Supervisor: Prof. Dr. Ulrich Saint-Paul
First job after graduation:
Postdoc at Alfred Wegener Institute (AWI), Bremerhaven, Germany
Gaëlle Quéré
![Gaëlle Quéré Gaëlle Quéré](../../Binaries/Binary2128/150422-Defence-Gaelle-470x353.400.jpg)
Supervisor: Prof. Dr. Kai Bischof
First job after graduation:
Scientific diver at Khaled bin Sultan Living Oceans Foundation, Saudi Arabia
Gopika Suresh
![Gopika Suresh Gopika Suresh](../../Binaries/Binary2202/Gopika-defence-470x353.400.jpg)
Supervisor: Prof. Dr. Gerhard Bohrmann
First job after graduation:
SAR Specialist at Federal Agency for Cartography and Geodesy, Frankfurt, Germany
Daniella Schaumlöffel
![Daniella Schaumlöffel Daniella Schaumlöffel](../../Binaries/Binary2203/Danni-470x353.400.jpg)
Supervisor: Prof. Dr. Matthias Wolff
Christiane Schmidt
![Christiane Schmidt Christiane Schmidt](../../Binaries/Binary2204/IMG-4913-470x353.400.jpg)
Thesis: Global Change Stress on symbiont-bearing benthic foraminifera
Supervisor: Prof. Dr. Michal Kucera
First job after graduation:
Postdoc at University of the Ryukyus, Okinawa, Japan
Ulisse Cardini
![Ulisse Cardini Ulisse Cardini](../../Binaries/Binary2205/150225-16-470x353.400.jpg)
Thesis: Dinitrogen fixation in coral reef ecosystems facing climate change
Supervisor: Prof. Dr. Christian Wild
First job after graduation:
Postdoc at Leibniz Center for Tropical Marine Ecology (ZMT), Bremen, Germany
Vanessa Bednarz
![Vanessa Bednarz Vanessa Bednarz](../../Binaries/Binary2206/Defence-Vanessa-470x353.400.jpg)
Supervisor: Prof. Dr. Christian Wild
First job after graduation:
Postdoc at Centre Scientifique de Monaco, Monaco
Graduates 2014
Xiting Liu
![Xiting Liu Xiting Liu](../../Binaries/Binary2133/defence-470x353.400.jpg)
Thesis: Sediment Dynamics off the East African Continental Margin during the Last Deglaciation and the Holocene: Constrained by Changes in Climate and Sea-level
Supervisor: Prof. Dr. Rüdiger Henrich
First affiliation after graduation:
Chinese Academy of Sciences, Beijing, China
Nina Maier
![Nina Maier Nina Maier](../../Binaries/Binary2127/141218-Defence-Nina-Maier-470x353.400.jpg)
Supervisor: Prof. Dr. Winfried Osthorst
First job after graduation:
Project Manager at Particip GmbH, Freiburg, Germany
Hannah Brocke
![Hannah Brocke Hannah Brocke](../../Binaries/Binary2126/141128-Defense-Hannah-Brocke-470x353.400.jpg)
Thesis: Little Things Become Big - Drivers and impacts of benthic cyanobacterial mats in coral reefs
Supervisor: Prof. Dr. Kai Bischof
First job after graduation: Postdoc at MPI Bremen, Germany
Guangchao Zhuang
![Guangchao Zhuang Guangchao Zhuang](../../Binaries/Binary2207/Guangchao-470x353.400.jpg)
Supervisor: Prof. Dr. Kai-Uwe Hinrichs
First job after graduation:
Postdoc at Department of Marine Sciences, University of Georgia, Athens, Georgia, USA
Maria Winterfeld
![Maria Winterfeld Maria Winterfeld](../../Binaries/Binary2208/Maria-470x353.400.jpg)
Supervisor: Prof. Dr. Gesine Mollenhauer
First job after graduation:
Postdoc at Alfred Wegener Institute (AWI), Bremerhaven, Germany
Sebastian Hammerschmidt
![Sebastian Hammerschmidt Sebastian Hammerschmidt](../../Binaries/Binary2209/141103-Defence-470x353.400.jpg)
Thesis: Monitoring of Deep Fluids in the Nankai Subduction Complex, SE offshore Japan
Supervisor: Prof. Dr. Achim Kopf
First job after graduation:
Exploration Geologist at British Petroleum (BP), London, UK
Jannis Kuhlmann
![Jannis Kuhlmann Jannis Kuhlmann](../../Binaries/Binary2210/141010-defence02-470x353.400.jpg)
Supervisor: Prof. Dr. Katrin Huhn
First job after graduation:
Postdoc at MARUM, University of Bremen, Germany
David Kaiser
![David Kaiser David Kaiser](../../Binaries/Binary2211/140116-03-470x353.400.jpg)
Supervisor: PD Dr. Tim Jennerjahn
First job after graduation:
Postdoc at Leibniz Institute for Baltic Sea Research (IOW), Warnemünde, Germany
Graduates 2013
![Achim Rößler Achim Rößler](../../Binaries/Binary2134/130128-Defence-Achim-470x352.400.jpg)
![Enqing Huang Enqing Huang](../../Binaries/Binary2135/130524-Verteidigung-470x352.400.jpg)
![Mingming Li Mingming Li](../../Binaries/Binary2136/131016-Mingming-Li-defence-470x353.400.jpg)
![Eva Kwoll Eva Kwoll](../../Binaries/Binary2137/131122-04-470x353.400.jpg)
![Zsuzsanna Tòth Zsuzsanna Tòth](../../Binaries/Binary2138/zsuzsi-470x353.400.jpg)
![Milena Arias-Schreiber Milena Arias-Schreiber](../../Binaries/Binary2139/photo-stockholm-2010-470x352.400.jpg)
![Kai Chu Kai Chu](../../Binaries/Binary2140/DSCN0509-470x352.400.jpg)
![Isabelle Schulz Isabelle Schulz](../../Binaries/Binary2141/isabelle-470x353.400.jpg)
![Sebastian Hötzel Sebastian Hötzel](../../Binaries/Binary2142/defence-sebastian-470x353.400.jpg)
![Stefan Wenau Stefan Wenau](../../Binaries/Binary2143/stefan-470x353.400.jpg)
![Ines Voigt Ines Voigt](../../Binaries/Binary2144/defence-130415b-470x352.400.jpg)
![Junhui Xing Junhui Xing](../../Binaries/Binary2145/130923-Junhui-defence-470x352.400.jpg)
![Daniel Rincon-Martinez Daniel Rincon-Martinez](../../Binaries/Binary2146/daniel-defence-470x353.400.jpg)
![Janna Köhler Janna Köhler](../../Binaries/Binary2147/131209-Defence-Janna-Koehler-470x353.400.jpg)
Name of alumni | Title of thesis | First affiliation after graduation | |
56 | Stefan Wenau | Seismic and acoustic imaging of fluid seepage structures in different sedimentological and tectonic settings in the Lower Congo Basin |
University of Bremen, Germany |
55 | Zsuzsanna Tòth | Seismo-acoustic investigations of shallow free gas in the sediments of the Baltic Sea | University of Bremen, Germany |
54 | Janna Köhler | Long-term variability of internal waves and diapycnal mixing: The role of the North Atlantic Deep Western Boundary Current | IUP, University of Bremen, Germany |
53 | Sebastian Hötzel | Vegetation development in West Africa of the biosphere shift during late Miocene to (early) Pliocene | Robertson International Oil and Gas Consultants, Wales, UK |
52 | Eva Kwoll | Bedforms, macroturbulence, and sediment transport at the fluid-bed interface | MARUM, Germany |
51 | Daniel Rincon-Martinez | Eastern Pacific background state and tropical South American climate history during the last 3 million years | Ecopetrol S.A., Colombia |
50 | Isabelle Schulz | Mechanisms determining species succession and dominance during an iron-induced phytoplankton bloom in the Southern Ocean (LOHAFEX) | King Abdullah University of Science & Technology, Saudi Arabia |
49 | Mingming Li | Diapycnal mixing in the subpolar North Atlantic | Guangdong Ocean University, China |
48 | Junhui Xing | Seismoacoustic Study of the Shallow Gas Transport and Reservoirs in the Vicinity of Seabed Fluid Seepage of the Black Sea | |
47 | Kai Chu | Long-term morphodynamic modeling of coastal evolution of the German Bight | International Marine and Dredging Consultants (IMDC), Antwerp, Belgium |
46 | Enqing Huang | Atlantic Meridional Overturning Circulation during the last glacial and deglacial: Inferences from the Atlantic tropical thermocline temperature and radiocarbon activity | Tongji University, Shanghai, China |
45 | Ines Voigt | Ocean circulation variability in the western South Atlantic during the Holocene | MARUM, Germany |
44 | Milena Arias-Schreiber | Institutions for Sustainable Fisheries Governance: The case of the Peruvian anchovy fishery | Peruvian National Council for Science & Technology, Peru |
43 | Achim Rößler | Observed subpolar gyre transports at the Mid-Atlantic Ridge | IUP, University of Bremen, Germany |
Graduates 2012
![Xin Li Xin Li](../../Binaries/Binary2148/Defence-Xin-Li-01-470x352.400.jpg)
![Wiebke Krämer Wiebke Krämer](../../Binaries/Binary2149/120312-Verteidigung-WiebkeKraemer-470x352.400.jpg)
![Benedict Preu Benedict Preu](../../Binaries/Binary2150/Defence-Benedict-Preu-470x352.400.jpg)
![Luisa Palamenghi Luisa Palamenghi](../../Binaries/Binary2151/120720-luisa-defence-470x352.400.jpg)
![Jan-Hendrik Körber Jan-Hendrik Körber](../../Binaries/Binary2152/phd-defence-470x352.400.jpg)
![Lucia Herbeck Lucia Herbeck](../../Binaries/Binary2153/defence-hat-470x352.400.jpg)
![Arne Leider Arne Leider](../../Binaries/Binary2154/Promotion-A-Leider-470x352white.400.jpg)
![Markus Brüning Markus Brüning](../../Binaries/Binary2155/Bruening-Verteidigung-470x352.400.jpg)
![Mahmud Islam Mahmud Islam](../../Binaries/Binary2156/PhD-Defense-Mahmud1-470x352.400.jpg)
![Hiske Fink Hiske Fink](../../Binaries/Binary2157/Defence-Hiske-Fink.400.jpg)
![Matthias Kellermann Matthias Kellermann](../../Binaries/Binary2158/Verteidigung-M.-Kellermann-470x352.400.jpg)
![Judith Neumann Judith Neumann](../../Binaries/Binary2159/120716-Defence-Judith-Neumann-470x352.400.jpg)
![Marlene Wall Marlene Wall](../../Binaries/Binary2160/marlene-wall-470x352white.400.jpg)
Name of alumni | Title of thesis | First affiliation after graduation | |
42 | Jan-Hendrik Körber | Remote Sensing and GIS-based analysis of hydrocarbon seeps: Detection, mapping, and quantification | MARUM, Germany |
41 | Marlene Wall | Patterns and controls of calcification in tropical reefs: from the coral skeletal microstructure to reef framework scale | GEOMAR Kiel, Germany |
40 | Mohammad Mahmudul Islam | Poverty in small-scale fishing communities in Bangladesh: Contexts and responses | WorldFish, Bangladesh |
39 | Luisa Palamenghi | Tectonic and Sea Level Control on the Transport and Depositional Processes in a Siliciclastic Sedimentary Basin. Insights from the Ganges-Brahmaputra Delta, Bengal Basin, Bangladesh | University of Bremen, Germany |
38 | Judith Neumann | Effect of high CO2 and low pH on benthic communities of the deep sea | MPI Bremen, Germany |
37 | Markus Brüning | Acoustic and Visual Imaging of Active Seafloor Seepage in Various Deep-sea Environments | Patzold, Köbke & Partner Engineers, Germany |
36 | Benedict Preu | High-resolution seismo-acoustic studies of alongslope and downslope sediment transport processes shaping depositional patterns at continental margins | MARUM, Germany |
35 | Matthias Kellermann | Lipid biomolecules reveal patterns of microbial metabolism in extreme environments | University of Santa Barbara, USA |
34 | Arne Leider | Lipid biomarker proxies: Calibration and application at the southern Italian shelf (Central Mediterranean) | MPI for Biogeochemistry Jena, Germany |
33 | Wiebke Krämer | Photoecophysiology of symbiotic zooxanthellae of hermatypic corals | Universidad Nacional Autonoma de México, Mexico |
32 | Hiske Fink | The development of cold-water coral ecosystems in the Mediterranean Sea | MARUM, Germany |
31 | Lucia Herbeck | Ecological impact of land-derived anthropogenic nutrients and organic matter on tropical estuarine and coastal systems of Hainan, China | ZMT Bremen, Germany |
30 | Xin Li | Numerical Simulation of Sediment Transport at the Agulhas Drift on the South African Gateway in relation to its Geodynamic Development | BSH Hamburg, Germany |
Graduates 2011
![Yvonne Sawall Yvonne Sawall](../../Binaries/Binary2161/YSawall-0740-470x353.400.jpg)
![Nina Stark Nina Stark](../../Binaries/Binary2162/IMG-0768-470x353.400.jpg)
![Anna Fricke Anna Fricke](../../Binaries/Binary2163/07.400.jpg)
![Carolin Herborn Carolin Herborn](../../Binaries/Binary2164/08.400.jpg)
![Ines Heßler Ines Heßler](../../Binaries/Binary2165/photo-defence-470x353.400.jpg)
![Cornelia Saukel Cornelia Saukel](../../Binaries/Binary2166/Defence-Saukel-Cornelia-470x353.400.jpg)
![Claudia Propp Claudia Propp](../../Binaries/Binary2167/claudi2-470x353.400.jpg)
![Cyril Giry Cyril Giry](../../Binaries/Binary2168/110628-Cyrils-defence-470x353.400.jpg)
![Qian Yu Qian Yu](../../Binaries/Binary2169/110718-Defence-Qian-Yu-470x353.400.jpg)
![Christina Bienhold Christina Bienhold](../../Binaries/Binary2170/C-Bienhold-Defense-470x353.400.jpg)
![James Collins James Collins](../../Binaries/Binary2171/photo-defence-470x353.400.jpg)
![Annika Förster Annika Förster](../../Binaries/Binary2172/IMG-1147-470x353.400.jpg)
![Bevis Fedder Bevis Fedder](../../Binaries/Binary2173/111212-Defence-Bevis-470x353.400.jpg)
![Vidya Varma Vidya Varma](../../Binaries/Binary2174/111212-Defence-Vidya-470x353.400.jpg)
Name of alumni | Title of thesis | First affiliation after graduation | |
29 | Vidya Varma | Variability of the Southern Hemisphere Westerly Winds during the Holocene: Insights from coupled climate modelling | Stockholm University |
28 | Bevis Fedder | Access and Benefit Sharing in the Marine Realm - Legal Regulation and Challenges to Justice, Effectiveness, and Research and Development | INTERCOAST, University of Bremen, Germany |
27 | Annika Förster | Geotechnical characterisation of landslide slope-prone sediments and their impact on ecysystems | University of Halle-Wittenberg, Germany |
26 | James Collins | Glacial to Holocene Hydroclimate in Western Africa: Insights from Organic and Major-Element Geochemistry of Hemipelagic Atlantic Ocean Sediments | MARUM, Germany |
25 | Christina Bienhold | Diversity and ecology of bacterial communities at the deep seafloor | MPI Bremen, Germany |
24 | Qian Yu | Tide-induced coastal and estuarine suspended sediment transport and equilibrium morphology formation | Nanjing University, China |
23 | Cyril Giry | Coral-based reconstructions of southern Caribbean climate during the mid- to Late Holocene | MARUM, Germany |
22 | Claudia Propp | Sources and fate of particulate organic matter in the sediments of the Brantas estuary, Java, Indonesia | BSH Hamburg, Germany |
21 | Cornelia Saukel | Tropical Southeast Pacific Continent-Ocean-Atmosphere Linkages since the Pliocene inferred from Eolian Dust | FUGRO OSAE GmbH Bremen, Germany |
20 | Regine Moll | Impact of mangroves and an agriculture-dominated hinterland on the carbon and nutrient biogeochemistry in the Segara Anakan Lagoon, Java, Indonesia | AWI Helgoland, Germany |
19 | Ines Heßler | Oceanography, Climate and Vegetation development of tropical Africa during the last glacial: Palynology and geochemistry of marine sediments of ODP Site 1078 (off Angola) | University of Göttingen |
18 | Carolin Herbon | Spatial and temporal variability in benthic food webs of the mangrove fringed Segara Anakan Lagoon in Java, Indonesia |
ZMT Bremen, Germany |
17 | Anna Fricke | Modulating effects of ultraviolet radiation on the succession on tropical macroalgal communities | ZMT Bremen, Germany |
16 | Nina Stark | Geotechnical Investigation of Sediment Remobilization Processes Using Dynamic Penetrometers | MARUM, Germany |
15 | Yvonne Sawall | Coral resistance to natural and anthropogenic disturbances | IFM-Geomar, Kiel, Germany |
Graduates 2010
![Stephanie Kusch Stephanie Kusch](../../Binaries/Binary2175/IMG-0172-470x353.400.jpg)
![Luisa Cristini Luisa Cristini](../../Binaries/Binary2176/10.400.jpg)
![Franciska Steinhoff Franciska Steinhoff](../../Binaries/Binary2177/09.400.jpg)
![Markus Eisele Markus Eisele](../../Binaries/Binary2178/02.400.jpg)
![Li Wang Li Wang](../../Binaries/Binary2179/03.400.jpg)
![Friederike Ebersbach Friederike Ebersbach](../../Binaries/Binary2180/IMG-0651-470x353.400.jpg)
Name of alumni | Title of thesis | First affiliation after graduation | |
14 | Friederike Ebersbach | Flux and modification of sinking particles: Three field studies in the Southern Ocean | AWI Bremerhaven, Germany |
13 | Li Wang | Tide Driven Dynamics of Subaqueous Fluid Mud Layers in Turbidity Maximum Zones of German Estuaries | Yangtze Estuary Waterway Administration Bureau, Ministry of Transport, China |
12 | Markus Eisele | The long term development of cold water coral ecosystems in the NE-Atlantic and the Mediterranean Sea | MARUM, Germany |
11 | Katharina Jantzen | Regulatory Mechanisms in Fisheries: The contribution of Quota Management to sustainable fisheries in the North Atlantic in the period 1977-2007 | Johann Heinrich von Thünen-Institut (vTI), Hamburg, Germany |
10 | Franciska Steinhoff | Phlorotannins as UV protective substances in early developmental stages of brown algae | AWI Bremerhaven, Germany |
9 | Luisa Cristini | Cenozoic Antarctic Glaciation: an Integrated climate-ice sheet model approach | MPI Hamburg, Germany |
8 | Stephanie Kusch | Tracing time in the ocean: Unraveling depositional and preservational timescales using compound-specific radiocarbon analysis of biomarkers from marine sediments | AWI Bremerhaven, Germany |
Graduates 2009
![Feng Ding Feng Ding](../../Binaries/Binary2181/11.400.jpg)
![Uwe Stöber Uwe Stöber](../../Binaries/Binary2182/12.400.jpg)
![Frauke Schmidt Frauke Schmidt](../../Binaries/Binary2183/Fraukes-Verteidigung-002-470x353.400.jpg)
![Eva Niedermeyer Eva Niedermeyer](../../Binaries/Binary2184/01.400.jpg)
![Yu-Shih Lin Yu-Shih Lin](../../Binaries/Binary2185/DSC-0211-470x353.400.jpg)
![Florence Schubotz Florence Schubotz](../../Binaries/Binary2186/DSC-0195-470x353.400.jpg)
Name of alumni | Title of thesis | First affiliation after graduation | |
7 | Stephan Klapp | Natural Gas Hydrates - from the Microstructure towards a Geological Understanding | Shell International Exploration and Production B.V. |
6 | Florence Schubotz | Microbial community characterization and carbon turnover in methane-rich marine environments - case studies in the Gulf of Mexico and the Black Sea | MARUM, Germany |
5 | Yu-Shih Lin | In vitro study of microbial carbon cycling in subseafloor sediments | MARUM, Germany |
4 | Eva Niedermeyer | Northwest African Sahel climate variations during Holocene/Late Pleistocene: Insights from plant wax stable hydrogen (δD) and carbon (δ13C) isotopic composition and sea surface temperature | California Institute of Technology (Caltech), USA |
3 | Frauke Schmidt | Molecular level studies on the distribution and fate of organic matter at continental margins | GeoForschungsZentrum Potsdam GFZ, Germany |
2 | Uwe Stöber | Mixing and energy flux estimates from hydrographic measurements in the Deep Western Boundary Current of the North Atlantic | Oregon State University, USA |
1 | Feng Ding | The role of near-surface sediment structures in distribution and nature of cold seeps | China Petrochemical Corporation (Sinopec), China |