Fish evolve by playing it safe

New research supports the creation of more marine reserves in the world's oceans because, the authors say, fish can evolve to be more cautious and stay away from fishing nets.

Reef shark populations in steep decline: study

Many shark populations have plummeted in the past three decades as a result of excessive harvesting – for their fins, as an incidental catch of fisheries targeting other species, and in recreational fisheries. This is ...

Mediterranean sharks risk 'disappearing': conservationists

Sharks—the sea's top predators for millions of years—are at risk of disappearing from the Mediterranean as overfishing and plastic pollution choke populations of the endangered hunters, conservationists warned Friday.

Are great white sharks endangered?

It's a mystery of the sea: How many great white sharks are prowling near California's surf lines? Some scientists say the population is large and healthy. Others say it is alarmingly small. No one has ever known for certain, ...

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