Fancy fish eggs have become the latest luxury good to go viral on social media, raising questions about the future of ...

Though reminiscent of a discarded clump of salad greens, this is actually a lettuce sea slug. I spotted it 20 meters below the surface on a coral reef off Playa Kalki, an idyllic beach on the ...

The wooden fishing boat chugs across Comau Fjord, a finger of dark water wedged between the snowy peaks of Chilean Patagonia. A Chilean flag flaps in the wind above a hand-painted black cormorant on ...

Each killer whale has a distinct pattern of pigmentation behind its dorsal fin. How do these patterns vary around the world?

New research estimates that some 200,000 birds are accidentally caught in fishing gear in Europe each year.

The Canadian government and the Ehattesaht First Nation dropped a huge chunk of change trying to save the stranded killer whale kʷiisaḥiʔis (Brave Little Hunter). Now, they’re wondering how to make up ...

A unique fjord in Chilean Patagonia gives scientists a chance to unlock the reproductive secrets of cold-water corals that typically live thousands of meters below the ocean’s surface.

Removing dams from the Klamath River in Northern California seems like a clear win for fish and rivers. Why do some locals hate it?

For the first time, scientists have observed southern right whales feeding together in a circle.

Removing dams from the Klamath River in Northern California seems like a clear win for fish and rivers. Why do some locals hate it?