Contact

Prof. Dr. Oliver Wurl

(Spokesperson)

+49-(0)4421-944-228

+49-(0)4421-944-140

ICBM-Center for Marine Sensors (ZfMarS)
Schleusenstr. 1
26382 Wilhelmshaven

PD Dr. Mariana Ribas-Ribas

+49-(0)4421-944-152

ICBM-Center for Marine Sensors (ZfMarS)
Schleusenstr. 1
26382 Wilhelmshaven

Funded by the German Research Foundation

Project development

18. - 19.03.2025

BASS conducted their annual meeting 2026 at the ICBM in Oldenburg with presentations of all subprojects and a scientific discussion about a synthesis of BASS.

09. - 27.03.2025

BASS contributed to the SOLAS Summer School 2026 in Tamandaré, Brazil, with lectures on the Sea-Surface Microlayer (SML) and practical sessions on SML sampling techniques.
Students not only engaged enthusiastically with the theoretical concepts during the lectures but also gained hands-on experience by directly sampling the SML with glass plate method.

 

23.02. - 27.02.2026

A group of BASS scientists visited the Ocean Science Meeting (OSM26) in Glasgow Scotland.

Carsten RaucheLightningAI52A-05: Marine Surface Slicks: Temperature-Driven Density Anomalies Lead to Extreme Stable Stratifications at the Sea Surface
Lea LangeposterAI24B-1900: Rise above: from DMS surface gradients through slicks to fluxes
Theresa BarthelmeßposterAI24B-1880: Biomolecular and Microbial Dynamics in the Sea Surface Microlayer During Extreme Enrichment Events Triggered by Consecutive Phytoplankton Blooms: A Mesocosm Study
Olenka Jibaja ValderramaposterAI24B-1898: Photochemistry of the Sea-surface Microlayer (SML) influenced by a Phytoplankton Bloom during a Mesocosm Study
Michael NovakposterOT24B-1348: Spectral variability in particulate backscattering: Resolving fine-scale optical features and their biogeochemical significance
Anja EngelposterAI24B-1884: The Ocean’s Skin: Microbial Polymers as Potential Gatekeepers of Air–Sea Exchange
Jasper ZöbeleinposterAI24B-1878: Biologically Produced Dissolved Organic Matter Accumulates in the Sea Surface Microlayer Driven by Buoyancy During a Mesocosm Algal Bloom
Lisa DeyletalkAI41A-06: Diurnal Thermohaline Stratification under Natural Slicks: Insights from Lagrangian Observations in the Near-Surface Layer
Camille TondutalkAI41A-07: Measurements of the Influence of a Surfactant on Air and Water Dynamics Above and Below Laboratory Wind Waves
Markus SchartautalkCM31A-04: Simulated scenarios of pulsed ocean alkalinity enhancement in an oligotrophic region and potential responses in geochemistry and plankton dynamics
Mariana Ribas-RibasposterAI24B-1886: The Ocean's Skin: A Missing Piece in Verifying Marine Carbon Removal
Hannelore WaskatalkOB33B-07: The ocean chemoreactor: Abiotic diversification of biomolecules by reactive oxygen species (ROS) and its contribution to the DOM geometabolome
Theresa Barthelmeßsession hostAI24B: The Influence of Marine Biota on Air-Sea Exchange Processes I Poster

03.12.2025

Bibi et al. publish the first article with the title: ‚Biogeochemical dynamics of the sea-surface microlayer in a multidisciplinary mesocosm study’, about the BASS mesocosm study of 2023 in the EGU Biogeosciences and Ocean Science special issue: ‚Biogeochemical processes and Air–sea exchange in the Sea-Surface microlayer’
Find the article here.

08.09. - 12.09.2025

BASS was well represented with Amavi N. Silva (SP1.1), Isha Athale (SP1.2), Jasper Zöbelein (SP1.5), Lea Lange (SP2.1) and Carsten Rauch (SP2.3) at the ICYMARE conference in Bremerhaven.

Gurleen Singh, supervised by Isha Athale, presented work from the Helgoland cruise in 2024 on a poster. Jasper Zöbelein, Carsten Rauch and Amavi N. Silva presented talks in Session Advances in Air-Sea Interactions about DOM in the mesocosm, autonomous sampling with HALOBATES and GLAUCUS and meta-analysis of enrichment factor assessment. This session itself was co-hosted by Lea Lange (GEOMAR, SP 2.1) and Samuel Mintah Ayim (ICBM) with the intention to invite all disciplines, methods and scales to identify gaps and link knowledge in air-sea interactions. As two talks on marine heatwaves in the session were unfortunately cancelled, all talks were about the SML. The talks addressed biological and physical processes, different methods and a mathematical assessment on how to best investigate the enrichment factor. The audience didn't seem to mind the change in focus and engaged in lots of questions, also after the session. We were able to spread the word about SML relevance on biogeochemical processes and air-sea exchange to young marine researchers. Some even gave the feedback to hear about it for the first time.

13.06. - 27.07.2025

The BASS project participated in the Fresh Atlantic cruise (M211) aboard RV Meteor. During the expedition, the catamaran HALOBATES was deployed to collect samples from the sea-surface microlayer (SML) and the underlying water (ULW).

The primary objective of the cruise was to investigate how freshwater input, particularly from rainfall, influences the properties and dynamics of the SML. In addition, the study explored the effects of the macroalgae Sargassum and atmospheric cold pools on this boundary layer.

26.05. - 13.06.2025

The BASS team conducted another field study. This time RV Heincke and RV Alkor joint forces on the Baltic Sea. 

28.04. - 02.05.2025

A large part of the BASS team presented results of the Mesocosm Study 2023 and the Helgoland Summer Campaign 2024 at the European Geosciences Union 2025 (EGU25) in Vienna for the session „Biogeochemical Processes and Air–sea Exchange in the Sea-Surface Microlayer”. We can report a well attended oral and poster session. 

17. - 19.03.2025

Olenka Jibaja Vlderrama and Falko Schäfer participated in the Bunsen-Tagung 2025 at the University of Leipzig and each held a talk about their sea surface microlayer research. 

10. - 11.03.2025

The BASS research group held their annual 2025 meeting in Geesthacht at the Hereon Institute. The agenda included presenting first results from past campaigns and planning new research campaigns for the year ahead.

10. - 14.11.2024

A large devision of BASS members visited the SOLAS conference 2024 in India. Manuela van Pinxteren was invited to give a talk on „Oceans, aerosols, and clouds; An interplay in the climate system”. Christa Marandino co-hosted a session on SOLAS 3.0. 
Falko Schäfer, Josifine Karnatz, Dennis Booge, Ina Stoltenberg, Hendrik Feil and Theresa Barthelmeß presented posters. Falko even won the award for the best poster in the topic: „Air-sea interface and fluxes of mass and energy”.

07. - 11.10.2024

Claudia Thölen, Mike Novak, Jochen Wollschläger and Rüdiger Röttgers of BASS subproject 1.3 visited the Ocean Optics Conference in Gran Canaria, where Claudia and Mike had BASS related talks and Jochen and Rüdiger presented posters. 

19.08.2024

Isha Athale visited the 19th International Symposium on Microbial Ecology (ISME19) with a poster presentation about diversity, activity and adaptations of the microbial community in the sea-surface microlayer of the North Sea.

19.09.2024

BASS spokesperson Oliver Wurl participated in the „Hirn vom Hahn” ("brain from the tap") format in Oldenburg, where scientists are invited to share their science with the public in a comfortable pub setting.

01.08.2024

View a video documentation of our BASS Heincke cruise HE644 around Heligoland by the english Filmmaker Thom Hofmann on YouTube:

09.07.2024

RV Heincke and the BASS team are setting sails to start the big BASS campaign around Helgoland with two research vessels, RV Heincke and MS Fritz Reuter, both research catamarans HALOBATES and GLAUCUS A., research plane Jade One and drifting sensors. 

28.06.2024

BASS goes KiWO! Lea, Falko, Shubham and Theresa were on board the Alkor for the Open Ship during the Kieler Woche representing the project and demonstrating SML sampling.

21.06.2024

Carsten Rauch presented the BASS project during the „Lange Nacht der Wissenschaft” (Long night of science) at the botanical gardens in Wilhelmshaven.

05.06.2024

We installed some new sensors on Glaucus Atlanticus and tested them multiple times at the Jade Bay in Wilhelmshaven before the BASS campaign in July.

01.06.2024

 Where the ocean meets the sky... BASS joins the "Dicovery Days" of the ICBM in Oldenburg.

22.05.2024

For a few days this month the BASS PhD students and their supervisors met in Oldenburg at a writing retreat for a deep dive into discussions and some time of focused paper writing.

16.04.2024

18. - 23.02.2024

A part of the BASS team visited the Ocean Science Meeting in New Orleans, USA.

29.01.2024

The BASS team conducted experiments in the Wind-Wave Tank of the University of Hamburg.

22.01.2024

The BASS team met in the CAU Wissenschaftszentrum in Kiel for the annual meeting.

02.11.2023

Testing the simultaneous operation of both catamarans HALOBATES and GLAUCUS ATLANTICUS in the port of Bremerhaven from onboard RV Heincke and the work boat. 

02.11.2023

One of the first deployments of the new research catamaran GLAUCUS ATLANTICUS. GLAUCUS has an automatic water sampler, which can collect 24 discrete samples from the sea-surface microlayer and underlying water.

17. - 18.10.2023

The BASS team had a follow-up meeting – discussing prrliminary results of the mesocosm study in the spring and planning further joint experiments.

22.09.2023

Jasper Zöbelein of SP 1.5 made third place in the ICYmare poster contest with his poster about the BASS mescosmn experiment.

02.06.2023

During the mesocosm experiment, the BASS consortium used the chance of having most PhD and master students at Wilehlmshaven to have a workshop for networking for young researchers.

15.05. - 16.06.2023

The BASS team conducted a 5 week mesocosm study in the Sea-Surface Facility at the Centre of Marine Sensors in Wilhelmshaven. 
View a video documentation of the mesocosm study

10.03.2023

BASS has a Scientific Advisory Board with Prof. Dr Heather Allen (The Ohio State University), Dr. Michale Cuncliffe (University of Plymouth and The Marine Biological Association UK) and Prof. Dr. Robert Upstill-Goddard (Newcastle University) as members. We welcome them to BASS and look forward to working with them.

07. - 09.02.2023

Graduate students met at the GEOMAR Helmholtz Centre for Ocean Research Kiel for a training workshop on data analysis and management.

16. - 17.01.2023

BASS group met for a winter retreat at ICBM in Wilhelmshaven, and planned joint mesocosm and field studies 

15.01.2023

The DFG Research Group BASS was presented in the 01/2023 issue of the Bunsen Magazine (https://bunsen.de/bmo)

19. - 23.09.2022

The first field campaign of BASS was successfully completed off Helgoland Island in the German Bight within a joint campaign of research vessels „Senckenberg” and „Littorina” (Sept. 19-23, 2022). 

05. - 06.07.2022

BASS Kick-Off Meeting 5-6 July 2022 with visit of the University of Hamburg wind-wave tunnel.

Pressemittelung: Einblicke in die dünne Haut der Ozeane

11.05.2022: Erfolg für Oldenburger Umwelt- und Meeresforschung: DFG fördert neue Forschungsgruppe

Autonomous catamaran HALOBATES during checkout on the Jade Bay [YouTube-Video]. At present, German only

HALOBATES, the autonomous catamaran, in the field

(Changed: 23 Mar 2026)  Kurz-URL:Shortlink: https://uol.de/p99820en
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