Size matters for fish in a changing climate

A changing climate could have a drastic impact on fish populations in the tropics, but according to new research it's likely to boost stocks in some cooler waters.

Scientists capture clues to sustainability of fish populations

Thanks to studies of a fish that gives birth to live young and is not fished commercially, scientists at UC Santa Barbara have discovered that food availability is a critical limiting factor in the health of fish populations.

Elephant seal tracking reveals hidden lives of deep-diving animals

Researchers at the University of California, Santa Cruz, who pioneered the use of satellite tags to monitor the migrations of elephant seals have compiled one of the largest datasets available for any marine mammal species, ...

Antarctic fur seals breed where they were born

Scientists have discovered that female Antarctic fur seals have an uncanny ability to return to within a body length of where they were born when it's time to breed.

Global warming brings crab threat to Antarctica

The sea floor around the West Antarctica peninsula could become invaded by a voracious king crab, which is on the march thanks to global warming, biologists reported on Wednesday.

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