How a small fish coped with being isolated from the sea

The last ice age ended almost 12,000 years ago in Norway. The land rebounded slowly as the weight of the ice disappeared and the land uplift caused many bays to become narrower and form lakes.

Extreme winters impact fish negatively

Ecologists from Umeå University and the Norwegian University of Science and Technology in Trondheim have studied fish communities and fish habitat and reviewed the importance of winter conditions for fish in streams and ...

Scientists warn that the Baltic Sea gray seal hunt is too large

Researchers at the University of Gothenburg warn that today's hunting quotas of about 3,000 animals pose a risk to the long-term survival of the gray seal in the Baltic Sea. The conclusions of this new study are based on ...

Walrus move to shore in northwest Alaska

Pacific walrus are gathering on the northwest coast of Alaska and the U.S. Fish and Wildlife Service has begun procedures to keep airplanes out of the area.

Do fish survive in streams in winter?

Most stream-resident fish stay throughout winter despite the ice. This has been shown by Christine Weber, previous researcher at Umeå University, by tagging trout and sculpins with transponders to follow fish migration. ...

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