Scientists have uncovered the secret of the Amazon molly, an all-female fish species that has survived for 100,000 years through cloning, defying long-held evolutionary theories.

Adult populations in the Hudson River are still strong. But reproduction is low, and that has officials worried about the future.

Every spring, visitors gathering outside Stockholm's Royal Palace witness an unusual spectacle as thousands of young fish ...

The sea continues to feed thousands of families in Inhambane, but it no longer offers the same abundance of times past. In the early hours of the morning, hundr ...

The next step is figuring out how the invasive fish manage to maintain their omega-3 levels.

With an unprecedented number of wolf attacks on California’s livestock in recent years, the state’s Department of Fish and ...

It was a fin-tastic day for researchers with the New York State Department of Environmental Conservation on Monday.

The osprey’s challenges deserve good science not another oversimplified blame campaign, Ocean Harvesters CEO Monty Deihl ...

There aren’t a lot of fish you can’t catch at Blue Marsh Lake, considered home to one of the most diverse fisheries in ...

A beautiful, but destructive, invader is threatening South Florida’s reefs.

The annual capelin roll (also known as caplin) is more than a seasonal spectacle; it is one of Newfoundland and Labrador’s ...

A complete Cretaceous shellfish fossil. (University of Portsmouth) Nature has imbued its mothers with many surprisingly ...