Fish rank as the most diverse group of vertebrates in the world. Scientists recognize over 37,000 distinct species, with many more waiting to be discovered. Most fish fall into the ray-finned group of ...

Krill “are consumed by all these different animals in the Antarctic, from whales, to seals, to fish, to penguins, to flying seabirds,” says Nicole Bransome, an officer with the Pew Charitable ...

Fact checked by Nick Blackmer Krill oil is a fish oil alternative made from tiny shrimp-like crustaceans, a dietary staple ...

Krill oil and fish oil are popular dietary supplements containing omega-3. ... However, while research has shown eating whole fish can have heart-protecting benefits, ...

The animals we best know as fish food help to store millions of tons of carbon in the Southern Ocean around Antarctica.

Humpback whales blow spiraling circles of bubbles to create underwater nets for their tiny prey, krill. Hunter Warick/Alaska Whale Foundation, images collected under NMFS Permit #19703 hide caption ...

Title image: An adult blue whale. (Credit: NOAA) Antarctic krill fishing could threaten the recovery of whale species that were nearly wiped out by industrial whaling, according to a study led by CU ...