Marine Biogeochemistry

Members of the DeepSea Monitoring group

Prof. Dr. Jens Greinert
geologist, geochemist
group leader

Room: 8A-103
Phone: +49 431 600-2590
e-mail: jgreinert(at)


Dr. Kevin Köser
computer scientist
visual monitoring methods, underwater machine vision, photogrammetry

Room: 8A-210
Phone: +49 431 600-2566
e-mail: kkoeser(at)

Dr. Timm Schoening
informatics engineer
pattern recognition & image processing

Room: 8A-214
Phone: +49 431 600-2320
e-mail: tschoening(at)

Dr. Inken-Marie Preuss
environmental scientist
research coordination & group assistance

Room: 8A-104
Phone: +49 431 600-2507
e-mail: ipreuss(at)

M.Sc. Mareike Paul
group assistance

Room: 8A-010
Phone: +49 431 600-2595

e-mail: mpaul(at)

Dr. Daniela Henkel
scientific project manager

Room: 8D-136
Phone: +49 431 600-2111
e-mail: dhenkel(at)

Dr. Patrick Michaelis
data scientist / statistician

Room: 8A-104
Phone: +49 431 600-2562
e-mail: pmichaelis(at)

Dipl.-Ing. Everardo Gonzalez
computer scientist / machine learning and data analysis

Room: 8A-212
Phone: +49 431 600-2564
e-mail: egonzalez(at)

Dipl.-Ing. Peter Urban
electrical engineer, PhD student

Room: 8A-214
Phone: +49 431 600-2571
e-mail: purban(at)

M.Sc. Mareike Kampmeier
geologist, PhD student
multibeam UDEMM project

Room: 8A-104
Phone: +49 431 600-2507
e-mail: mkampmeier(at)

M.Sc. Jochen Mohrmann
computer scientist, PhD student
ROBUST project

Room: 8A-209
Phone: +49 431 600-2561
e-mail: jmohrmann(at)

M.Sc. Iason-Zois Gazis
marine scientist, PhD student

multibeam processing of deep sea data

Room: 8A-104
Phone: +49 431 600-2506
e-mail: igazis(at)

Dipl.-Ing.(FH) Tim Weiß
software engineer

Room: 14-004
Phone: +49 431 600-1648
e-mail: tweiss(at)

M.Sc. Nikolaj Diller
software engineer
MOSES project

Room: 14-004
Phone: +49 431 600-1686
e-mail: ndiller(at)

Matthias Wieck
precision machinist

Room: 14-018
Phone: +49 431 600-1679
e-mail: mwieck(at)

Thorsten Schott
electronic technician

Room: 14-116 Phone: +49 431 600-1677
e-mail: tschott(at)

Regina Surberg
geochemical technician (ICP-OES, GC, GC-MS)

Room: 8D-031
Phone: +49 431 600-2211
e-mail: rsurberg(at)

Andrea Bodenbinder
geochemical technician (GC, GC-MS)

Room: 8D-031
Phone: +49 431 600-2211
e-mail: abodenbinder(at)

Associated Researchers

 M.Sc. Yifan Song
computer scientist, PhD student
large scale dense deep sea reconstruction
ROBUST project

Room: 8A-209
Phone: +49 431 600-2561
e-mail: ysong(at)

M.Sc. Anne Peukert
currently in maternity & parental leave

e-mail: apeukert(at)

Pär Gunnar Jansson
PhD student and oceanographer within CAGE. Pär will use hydroacoustic and geochemical information to develop an oceanographic model coupled with bubble dissolution and methane oxidation processes to assess the fate of methane offshore Prinz Karls Forland (PKF). He works in Tromsoe but visits GEOMAR regularly to discuss the project.

email: pja012(at)

BSc & MSc students, Interns

Karl Heger
student of maritime technologies
thesis on navigation data

Room: 8A-010
Phone: +49 431 600-2594
e-mail: kheger(at)

Jana Katherina Kröger
master student of information engineering
project on a video summary for video material taken by underwater vehicles

Room: 8A-010
Phone: +49 431 600-2593


Lasse Petersen
bachelor student of computer science
project on software and GPU programming

Room: 8A-210
Phone: +49 431 600-2320

e-mail: lppetersen(at)


Hongbo Liu
optical engineer, PhD student from Ocean College at Zhejiang University. He will work on underwater hyper/multi-spectral imaging and carries out research at GEOMAR for 2 years.


Dr. Evangelos Alevizos
marine geophysicist
Thesis title: Examination of the spatial resolution and discrimination capability of various acoustic seafloor classification techniques based on MBES backscatter data


M.Sc. Florian Gausepohl
data management


Dr. Anne Jordt
informatics engineer
camera calibration & sensor fusion;
was funded via Cluster of Excellence “Future Ocean”


Dr. Mario Veloso
acoustical engineer

Thesis title: Determining the flow rate of free gas in the water column using hydroacoustic systems.

e-mail: mveloso(at)


Dr. Cuiling Xu

Thesis title: Methane Seepages and Their Impacts on Landsliding on the Upper Bulgairan Slope, Black Sea.





Alumni students & interns

Ole Wagenknecht
Fachhochschule Kiel, Informatik und Elektrotechnik

Bachelor thesis: Analyse und Evaluation einer Visual-Data-Mining-Erweiterung für eine Web-Anwendung zur manuellen Annotation von Bildern im maritimen Umfeld (2018)


Andrea Schütt
TU Munich
Master thesis: Towards hierarchical classification of taxonomic datasets (2017)

Bertrand Beunaiche
ENSTA Bretagne, Hydrography & Oceanography

Master thesis: Multifrequency approach in angular range analysis for habitat mapping in a mine dump area (2017)



Sergei Zorin
HafenCity Universität Hamburg

Master thesis: AUV-based multibeam echo sounder data processing: workflows and specific considerations for artifact removal by means of open source software (2017)



Eva Peschke
Christian-Albrechts-Universität zu Kiel

Bachelor thesis: Modellierung von beampattern-/ positionsabhängigen Veränderungen von Gasblasensignalen in Multibeam-Rückstreukarten und daran angepasste Vorverarbeitungsschritte (2017)

Corinne Melchior
HafenCity Universität Hamburg

Master thesis: Geologic Interpretation of Multibeam Echosounder Based Bathymetric and Backscatter Data in the Equatorial Eastern Pacific (2017)

Shashank Shekhar
Visiting Intern working on the processing of data from the Bubble Box.


Hauke Müller
Christian-Albrechts-Universität zu Kiel
Master thesis: Multibeam echo sounder simulation and calibration (2015)




Prof. Dr. Jens Greinert
DSM Group Leader

Room: 8A-103
Phone: +49 431 600-2590
E-Mail: jgreinert(at)

Dr. Inken-Marie Preuss
Research coordination and group assistance

Room: 8A-104
Phone: +49 431 600-2507
E-mail: ipreuss(at)