San Diego is known as the heart of SoCal surf culture, but there's more to this city than just beaches and sunny weather.

SeaWorld is now receiving approximately 100 rescue calls daily as marine mammals and birds fall victim to dangerous neurotoxins ...

In the past week, there have been more than 50 dead and dying dolphins found along the L.A. County coast. Experts say it's ...

Scores of marine mammals — including dolphins — have been sickened by a toxic algae bloom off the San Diego's coast, ...

SeaWorld San Diego has successfully rehabilitated and released a Pacific Loon that was found covered in tar and stranded at ...

An aggressive sea lion sent surfers running this week after it repeatedly went after them, even coming onto the beach, video ...

However, marine animals that spend most of their time underwater, such as dolphins and whales, are particularly challenging ...

Endangered sea turtles show signs of recovery in a majority ... Get top local stories in San Diego delivered to you every morning. Sign up for NBC San Diego's News Headlines newsletter.

The sea lion was suffering from severe domoic acid, which is caused by an unprecedented toxic algae bloom in the area that affects the animals’ brains, causing them to be more aggressive ...

SAN DIEGO — A dead dolphin was discovered early Thursday morning on the beach near Nahant Court in Mission Beach, San Diego. Officials from the National Oceanic and Atmospheric Administration ...

The sea lion was suffering from severe domoic acid, which is caused by an unprecedented toxic algae bloom in the area that affects the animals ... further south at San Diego County's La Jolla ...