Fish

Solving this biodiversity mystery could reveal one of the most important sites to conserve these “rhinos of the sea.”

Subsistence, artisanal and small-scale fisheries represent a previously unrecognized threat to many protected shark and ray species.

A collection of our best articles and essays about some the world’s most at-risk groups of species — and what we can learn from them.

More frequent, longer-lasting blooms can harm both wildlife and human health — and even kill. Can we learn to predict and prevent them?

A river-restoration advocate looks back at her family’s forgotten history to gain new insight into the history — and future — of our country’s rivers.

A new report concludes U.S. waters “have insufficient protections for a healthy future,” and that the problem has gotten worse under the Trump administration.

You may not have heard much about the long fight to remove the Nooksack Dam near Bellingham, Washington, but its detonation this week will prove ecologically and culturally important.

Fish in the northern reaches of the planet are adapted to thrive in some of the most dynamic conditions, but new research finds that some species are showing decline.

Here’s why the action is so harmful, how it’s possibly illegal, and why it won’t help struggling fishing communities.

A new study took a deep dive into critical aspects of ocean life to identify the areas of the high seas most worthy of conservation effort.