A northern elephant seal pup pokes its head above the water in its enclosure at the Marine Mammal Center in Sausalito, Calif., where it is being cared for, on Friday, June 3, 2022.

A sea lion with symptoms of domoic acid poisoning arrives at the Marine Mammal Care Center for treatment in San Pedro on Wednesday, April 30, 2025. (Photo by Drew A. Kelley, Press-Telegram/SCNG) ...

Volunteers from the Marine Mammal Center release California sea lions Quly (L) and Togozees (R) back to their ocean home at Rodeo Beach in Marin County, California, on August 4, 2023.

The Nature Journals of Carolyn Woods,” watercolor studies of landscapes and wildlife, will be on display through Oct. 12.

Rescuers were able to stabilize the dolphin and keep it hydrated until it could be transferred to the care of marine mammal ...

To report a sick or injured marine mammal, call 415-289-7325. The Marine Mammal Center is always looking for more volunteers. For more information on how to get involved, click here.

The Marine Mammal Center in Morro Bay has been operating on Vistra property since 2005 at no cost. Vistra is now looking to repurpose its facility for a proposed battery project.

Visitors watch from an overlook platform as Marine Mammal Center personnel clean a hospital enclosure at the facility in Sausalito on Friday, June 3, 2022. (Alan Dep/Marin Independent Journal) ...