After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...

The subadult green sea turtle lost 90% of its flipper circulation due to a severe fishing line injury ...

With growing interest in mining critical metals from the seafloor, countries are now negotiating international rules. The ...

And after a years-long absence, they are back, nine strong, at the Santa Barbara Museum of Natural History Sea Center on ...

It trained dolphins, saw celebs fall in tanks and hosted an underwater wedding.

A green sea turtle nicknamed Porkchop is back where she belongs — swimming through Southern California waters after nearly a ...

Two weeks after scientists confirmed the first-ever outbreak of avian influenza, or bird flu, in elephant seals along the California coast, the disease has spread to other marine mammals, researchers ...

This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

With a large variety of starfish in the ocean, there are many unique appearances that can be surprising. One example is the ...

Robotic and autonomous underwater vehicles have collected vast quantities of footage from the deep sea, but most of it hasn’t ...

Long Beach’s Aquarium of the Pacific rescued the injured sea turtle more than a year ago, and has been helping it recover ...

Scientists recorded the first shark in Antarctic waters when a sleeper shark passed a deep-sea camera in near-freezing darkness.