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)

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

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

M. Res. Evangelos Alevizos
marine geophysicist, PhD student
habitat mapping, MBES backscatter cluster analyses
(joint PhD project with TU-Delft)

Room: 12-337
Phone: +49 431 600-1267
e-mail: ealevizos(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)

M.Sc. Florian Gausepohl
data management

Room: 8A-104
Phone: +49 431 600-2562
e-mail: fgausepohl(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

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.

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

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

Andrea Schuett
master student of electrical engineering
project on localization using orientation sensor and camera information

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


Cuiling Xu
PhD student and geologist from the Institute of Marine Geology at the Ocean University of China,. She worked on hydroacoustic data processing, image-based flux calculations and carried out research at GEOMAR 10/2014-09/2016.

Dr. Mario Veloso
acoustical engineer

e-mail: mveloso(at)


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

e-mail: geomar(at)

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


Corinne Melchior
HafenCity Universität Hamburg

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

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)



Bertrand Beunaiche
ENSTA Bretagne, Hydrography & Oceanography

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




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)