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.

Sam Gattlin discovered the marine mammal center soon after moving to San Pedro from the U.K. Now, he comes by after work once a week to help clean up after the third feeding of the day.

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.

In 2008, the mammal center operated on a $4 million budget, with 40 staffers and 800 volunteers. Now it requires $17 million, 110 employees and 1,200 volunteers.

The Marine Mammal Center in the Marin Headlands of Sausalito will reopen its doors this week for the first time in two years, after being closed due to the COVID-19 pandemic.

At the Marine Mammal Center, which reopened Monday after a major renovation four years in the making, visitors will not only find gleaming new pens and pools shaded by solar panels but also a ...

Pacific Marine Mammal Center closed its doors to the public on Oct. 22. The closure is expected to last until the expansion project wraps up in the fourth quarter of 2024.

The Marine Mammal Center is not a zoo, nor is it a museum. First and foremost, it’s a functioning animal rescue and care facility, dedicated to helping the aforementioned furry sea creatures ...

The Marine Mammal Stranding Center in New Jersey was asking for donations this Giving Tuesday. Thanks to a surge of donations, the organization was able to raise over $49,000.