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Marine Mammal Center

VIDEO: Large Steller sea lion appears on docks at Pier 39 in SF

Sep 23

Sea lion dies on SF beach from neurotoxin connected to warmer waters

Sep 8

Marine Mammal Center preparing for extended wave of sea lion rescues

Medical teams at the Marine Mammal Center in Sausalito have been struggling for months, rescuing and treating dozens of sea lions that are suffering symptoms consistent with domoic acid poisoning. It's a toxin released by an ocean alga that can cause seizures, neurological damage and, in some cases, can be fatal.

Oct 4

Beloved Steller sea lion 'Chonkers' missing from SF's Pier 39

May 8

Bay Area celebrity sea lion 'Chonkers' is getting his own plushie

May 6

Dead whale at CA Beach appears to have been killed by an orca: experts

May 1

Gray whale found dead in SF as CA expands program to slow down ships

Apr 23

Sea lion pup found on SF street corner is on the mend: officials

Apr 21

Crews rescue sea lion pup found on side of SF street

Apr 17

Latest Videos

2:52

Marine Mammal Center preparing for extended wave of sea lion rescues

Oct 4

0:56

Large Steller sea lion appears on Pier 39 docks in San Francisco

Sep 23

3:12

Large Steller sea lion appears on Pier 39 docks in San Francisco

Sep 23

2:50

Sea lion dies on SF beach from neurotoxin connected to warmer waters

Sep 8

2:36

Beloved Steller sea lion 'Chonkers' missing from SF's Pier 39

May 8

0:41

Bay Area celebrity sea lion 'Chonkers' is getting his own plushie

May 6

0:20

Dead Whale at CA Beach appears to have been killed by an Orca: experts

May 1

2:55

Gray whale found dead in SF as CA expands program to slow down ships

Apr 23

Latest Videos

2:52

Marine Mammal Center preparing for extended wave of sea lion rescues

Oct 4

0:56

Large Steller sea lion appears on Pier 39 docks in San Francisco

Sep 23

3:12

Large Steller sea lion appears on Pier 39 docks in San Francisco

Sep 23

2:50

Sea lion dies on SF beach from neurotoxin connected to warmer waters

Sep 8

2:36

Beloved Steller sea lion 'Chonkers' missing from SF's Pier 39

May 8

0:41

Bay Area celebrity sea lion 'Chonkers' is getting his own plushie

May 6

0:20

Dead Whale at CA Beach appears to have been killed by an Orca: experts

May 1

2:55

Gray whale found dead in SF as CA expands program to slow down ships

Apr 23

Latest Stories

Windsurfer collides with gray whale on SF bay; scientist raises concerns over marine life safety

A dramatic collision between a windsurfer and a gray whale on the San Francisco Bay is now raising questions about marine safety.

Apr 1

California Academy of Sciences team finds ocean warming reaching deeper than expected

Researchers also uncovered evidence of corral damage at lower depths during a survey in the Indian Ocean. The data is helping to drive an initiative at the Academy known as Hope for Reefs - with the goal of reversing the damage in oceans around the world.

Feb 3

Wayward sea lion pup rescued after found in Mountain View parking lot

Say hello to Babymac. The little sea lion pup was found a long way away from home in a Mountain View parking lot earlier this month. Thankfully, after some tender love and care at the Marine Mammal Center, he is on the mend.

Jan 15

Oceanic heat wave caused by climate change could endanger marine life, Bay Area scientists say

We may not notice it, but marine creatures off the Bay Area coast are already feeling the heat. Ocean temperatures in the north Pacific have been recording historic highs because of what's commonly known as a "blob," or marine heat wave.

Oct 31, 2025

Bacterial disease threatening sea lions along CA's central coast earlier than usual, experts say

There's an outbreak of a bacterial disease threatening sea lions on the central coast, and it's starting earlier than usual.

Aug 2, 2025