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Marine Ecology

An alga of the genus Micromonas, for which the first transformation protocols are presented. Since Micromonas photosynthesizes with the chloroplast (shown here in green) and is very abundant in the ocean, it plays a role in the global carbon cycle. Photo: Tom Deerinck, Mark Ellisman, Alexandra Worden

Tiny marine organisms as the key to global cycles

New ways to understand the functioning of marine phytoplankton


The "air" in the ocean becomes thinner

Oxygen content in seawater continues to decline

Project coordinator Dr. Toste Tanhua at the kick-off meeting at RBINS in Brussels. Photo: Michael Chia

EuroSea: Gathering more Knowledge for a sustainable Use of the Ocean

A new EU project funded with 12m Euros will provide new insight into making ocean observation more efficient

[Translate to English:] Gesunder Blasentang. Foto: Uli Kunz.

Acceleration and brake processes to adapt to global change

Bladderwrack shows coupled reactions to environmental changes

[Translate to English:] Wissenschaftlerinnen und Wissenschaftler nehmen Wasserproben, um sie auf einzellige Räuber hin zu untersuchen. Foto: Marie Cuvelier

Viruses as Modulators of Interactions in Marine Ecosystems

GEOMAR scientists show a new picture of the role of viruses in the ocean

[Translate to English:] Korallenriffe vor der Küste der mexikanischen Halbinsel Yucatan in der Nähe von Grundwasserquellen (Ojos). Foto: Elizabeth D. Crook

Stony corals: Limits of adaption

New study on coral growth in times of climate change

[Translate to English:] Rotalgen der Art Agarophyton vermyculophyllum. Photo: Mahasweta Saha/PML

Seaweeds can attract friends and keep away enemies

Scientists from Kiel and Plymouth show for the first time health-promoting microbial manipulation in aquatic plants

[Translate to English:] Wissenschaftliche Geräte auf dem Arbeitsdeck von RV SONNE. Foto: Steffen Niemann.

Manganese nodules: desired mineral resource and important habitat

The JPI Ocean project MiningImpact investigates deep-sea ecosystems in the central Pacific Ocean

[Translate to English:] Forscherinnen und Forschern des GEOMAR konnten auf mehreren Expeditionen, wie während der METEOR-Fahrt M91 im Ostpazifik,  an zahlreichen Stationen Wasserproben auf Hydroxylamin hin untersuchen. Die Messungen geben Hinweise auf den Prozess der Nitrifizierung. Foto: Kerstin Nachtigall/GEOMAR

Tracing the Process of Nitrous Oxide Formation in the Ocean

First hydroxylamine measurements in the open ocean conducted by GEOMAR team

[Translate to English:] Ein gestreifter Hamletbarsch (Hypoplectrus puella) vor der Küste Panamas. Foto: Kosmas Hench/GEOMAR

How new species arise in the sea

Study sheds new light on a fundamental question in evolutionary biology