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Marine Ecology

In several long-term experiments with the KOSMOS mescosms, the BIOACID members have investigated the impact of ocean acidification on marine oceosystems. Photo: Maike Nicolai, GEOMAR (CC BY 4.0)

A strong case for limiting climate change

BIOACID concludes after eight years of extensive research on ocean acidification

The Underwater Vision Profiler during a trial in the Kiel Fjord. The UVP provided crucial data for the new study. Photo: Rainer Kiko, GEOMAR

Marine Snowfall at the Equator

GEOMAR team publishes a detailed picture of the biological particle flow into the deep sea along the equator

Pipefish in an aquarium. Photo: Uli Kunz,

The riddle of male pregnancy

GEOMAR scientist awarded with a European Research Council Starting Grant

Stockfish on the Lofoten islands. Dried cod from Northern Norway is still supplied to Southern Europe and Africa. It was a hanseatic trade good which guaranteed high profits during the Middle Ages. However, the new study shows that the trade with cod from the Lofoten islands goes at least back to the Viking Age. Photo: Petr Šmerkl, Wikipedia, CC BY-SA 3.0

Cod from the Lofoten Islands Ended up on Plates in Haithabu

International scientists prove early long-distance food trade

The Cape Verdean research vessel ISLANDIA has been used to take samples from the low-oxygen eddy. Photo: B. Fiedler, GEOMAR

Extreme low-oxygen Eddies in the Atlantic produce Greenhouse Gases

International research team discovers previously unknown processes in the Atlantic

Two crew members of cruise M116 take water samples with a so called CTD rosette. Photo: M. Visbeck, GEOMAR

Iron deficiency restrains marine microbes

GEOMAR scientists discover important process in the nutrient cycles of the tropical North Atlantic.

A marbled spinefoot rabbitfish grazing on turf algae in the Mediterranean Sea off Israel. Photo: Erez Yeruham, IOLR

'Trojan Fish': Invasive Rabbitfish Spread Invasive Species

International science team discovers new way for alien species to spread in Oceans