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Der Ozeanboden

Scientific Program 25

Monday, September 08th
17:00 – 19:00 Registration and Ice Breaker

Tuesday, September 09th
08:45 Welcome by Kai-Uwe Hinrichs, MARUM-Director
Theme 1: Transformation in the water column: Opening the black box of POM and DOM (Chairs: Chris Fitzgerald, Michael Seidel, Jana Massing)
09:00 – 09:45 Cristina Romera Castillo

“Sources and transformations of natural and anthropogenic DOC throughout the oceanic water column”
09:45 – 10:30 Carol Arnosti

“Effects of Deep Ocean Pressure on Enzymatic Mechanisms of Organic Matter Degradation”
10:30 – 11:00 Coffee
11:00 – 11:45 Greta Reintjes

“Competitive Strategies in Oceanic Carbon Cycling: Selfish, Sharing, and Scavenging Bacteria”
11:45 – 12:30 Christian Tamburini

“Deep-sea prokaryotes (and others) and their role in the biological carbon pump”
12:30 – 13:30 Lunch
Theme 3: From process to projection: Modelling of carbon transformation and fluxes (Chairs: Hannah Marchant, Morten Iversen)
13:30 – 14:15 Sinikka Lennartz “Beyond first order kinetics for the degradation of organic matter”
14:15 – 15:00 Judith Hauck

“Marine carbon and ecosystem feedbacks in the Earth System”
Posters (all Themes)
15:00 – 15:15 Poster pitches (w/o slides)
15:15 – 18:00 Posters (with coffee)

Wednesday, September 10th

Theme 2: Lateral transport: From shelf to deep sea (Chairs: Weimin Liu, Alice Lefebvre, Maria Toyos)
09:00 – 09:45 Wiebke Freund “Stoichiometry of Dissolved Organic Matter at the Land-Ocean Interface of the North Sea”
09:45 – 10:30 Furu Mienis “Submarine canyons: important pathways for organic matter from shelf to deep ocean”
10:30 – 11:00 Coffee
11:00 – 11:45 Sophie Hage

“The overlooked role of submarine canyons in the transport of organic carbon from coasts to the deep-sea”
11:45 – 12:30 Christian Mohn

“Fine-scale Hydrodynamic Forcing of Food Supply to Benthic Communities – Case Studies from Atlantic Seamounts and Cold-Water Coral Mounds”
12:30 – 13:30 Lunch
13:30 – 14:15 Natalie Hicks “Anthropogenic impacts on sedimentary ‘Blue Carbon’: current knowledge and research priorities”
14:15 – 15:00 Andreas Rogge “Down the slope with the dense water pump: dense shelf water subduction as lateral particle injection mechanism from productive Arctic shelves”
15:00 – 15:15 Coffee
15:15 – 16:00 Tatiana Ilyina “Modeling biogeochemical feedbacks in a changing climate”
Posters (all Themes)
16:00 – 18:00 Posters (with coffee)
19:00 Conference Dinner

Thursday, September 11th
Theme 3: From process to projection: Modelling of carbon transformation and fluxes (Chairs: Hannah Marchant, Morten Iversen)
09:15 – 09:45 Miriam Seifert

“Greener ocean? Interactions between ocean alkalinity enhancement and phytoplankton”
09:45 – 10:30 Philip Boyd

“Towards an improved mechanistic model of microbial degradation of sinking marine particles”
10:30 – 11:00 Coffee
11:00 – 11:45 Bo Liu

"Improving Earth System Models through simulating past climate-carbon cycle feedbacks"
11:45 – 12:30 Stephanie Henson

“Future trends and climate feedbacks on the biological carbon pump”
12:30 – 13:30 Adjourn and Lunch

Download a printer-friendly version of the program here:

Program OFS25 (83,0 kB)

The abstract volume of the Ocean Floor Symposium 2025:

Abstract volume OFS25 (861,9 kB)