A young sea lion that wandered onto a San Rafael street over the weekend is being treated for symptoms of a serious bacterial ...

Call the Marine Mammal Center’s hotline at 415-289-SEAL (7325). Our experts will monitor the animal and, if necessary, send trained responders to rescue it safely. Use your camera's zoom.

Cecily Majerus is the CEO at The Marine Mammal Center, the world’s largest marine mammal hospital. This story was originally published September 15, 2024 at 1:00 PM.

Cecily Majerus is the CEO at The Marine Mammal Center, the world’s largest marine mammal hospital. This story was originally published September 15, 2024 at 1:00 PM.

Researchers with the Marine Mammal Center and the Channel Islands Cetacean Research Unit performed a necropsy on a pygmy sperm whale on Feb. 14, 2025. Emily Pomeroy with the Marine Mammal Center ...

Nearly two dozen whales have died in the San Francisco Bay Area in recent months, according to animal rescue groups.

A bottlenose dolphin found on Deal’s beach Sunday evening had numerous shark bites all over its body and was euthanized, the ...

The Marine Mammal Stranding Center (MMSC) released three rehabilitated seals back into the wild this week, including an ...

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The Marine Mammal Care Center, which has been struggling for nearly four months to keep pace with a toxic algae bloom that sickened and killed animals all along the California coast, ...

Lifeguards rushed to assist a baby dolphin found stranded on a Southern California beach, officials reported. The young ...