Oceanographers produce first-ever images of entire cod shoals

For the most part, the mature Atlantic cod is a solitary creature that spends most of its time far below the ocean's surface, grazing on bony fish, squid, crab, shrimp, and lobster—unless it's spawning season, when the ...

Adult fish 'predict' availability of food for their young

In seasonal environments, timing is everything: Ecosystem dynamics are controlled by how well predators can match their prey in space and time. A recently published study, led by University of Hawai'i at Mānoa oceanographer ...

As whales fade, movement they spawned tries to keep up hope

Regina Asmutis-Silvia, a biologist who has dedicated her career to saving right whales, is cleaning out a file cabinet from the early 1990s, and the documents inside tell a familiar story—the whales are dying from collisions ...

How underwater gardening can rewild the Atlantic Ocean

From the use of seaweed for bleaching linen, to Roman emperors eating oysters as aphrodisiacs, human culture along the North Atlantic coast has been integrally linked to the exploitation of the sea for centuries. But as populations ...

The Atlantic cod's sex gene revealed

New methods at University of Oslo have made it possible to determine the Atlantic cod´s gender genetically. This could increase profits on cod in aquaculture.

Changes in the immune system lead to success

The sequencing of the Atlantic cod genome in 2011 demonstrated that this species lacks a crucial part of its immune system. In a follow-up study, Kjetill S. Jakobsen and collaborators have investigated a large number of additional ...

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