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Wednesday, October 21, 2026Updated 22:33 UTC

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Ancient fish bones reveal how Arctic cod species survived the last ice age

Source: Phys.org · Oct 21, 2026 19:20 UTC

Wind-rippled sand and desert shrubs in the Mojave Desert, California — File photo Carol M. Highsmith / Library of Congress · Public domain · Source

The Quick Take

The glacial Arctic Ocean was not a barren ice desert but a breeding ground for the evolution of cold adaptation in marine fish. This is the main conclusion of a new scientific publication from Stockholm University that examines small fish bones found in deep-sea sediments during an expedition aboard the Swedish icebreaker Oden.

Read the full story at Phys.org

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