The Marine Mammal Center advances global ocean conservation through rescue and rehabilitation, scientific research, and education.
Our Sausalito Hospital & Visitor Center is Open to the Public
Visit the world’s largest marine mammal hospital to see animal care experts providing life-saving care to patients so they can be released back to the wild. Tickets are free but must be booked online in advance. Reserve your spot today!
What We're Working On
Ways to Give
Your support makes life-saving work possible. Our patients rely on the generosity of people like you. There are many different ways to make a gift today and help return marine mammals to a healthier ocean home.
What's New
Stay up to date on the latest news from The Marine Mammal Center by signing up for email updates.
The Marine Mammal Center In The News
{"image":"\/Animals\/Wild\/Elephant seal\/cropped-images\/elephant-seals-point-reyes-photo-c-luiza-naslausky-0-4-3067-2396-1679085752.jpg","alt":"group of elephant seals on a sandy beach","title":"New York Times: How California's Elephant Seals Made a Remarkable Recovery","link_url":"https:\/\/www.marinemammalcenter.org\/news\/new-york-times-how-californias-elephant-seals-made-a-remarkable-recovery","label":"In the News","date":"2023-03-16 02:00:00","type":"news"}
New York Times: How California's Elephant Seals Made a Remarkable Recovery
March 16, 2023
Read More{"image":"\/Animals\/Patients\/Hawaiian monk seals\/2023\/cropped-images\/three-monk-seals-released-photo-c-amanda-boyd-usfws-noaa-permit-23459-400-0-1080-843-1681516790.jpg","alt":"three Hawaiian monk seals head toward the water's edge on a sandy beach","title":"Honolulu Star-Advertiser: 3 Young Monk Seals Get Second Chance at Life at Midway Atoll","link_url":"https:\/\/www.marinemammalcenter.org\/news\/honolulu-star-advertiser-3-young-monk-seals-get-second-chance-at-life-at-midway-atoll","label":"In the News","date":"2023-04-11 02:00:00","type":"news"}
Honolulu Star-Advertiser: 3 Young Monk Seals Get Second Chance at Life at Midway Atoll
April 11, 2023
Read More{"image":"\/Animals\/Wild\/Gray whale\/cropped-images\/gray-whale-bolinas-beach-photo-c-the-marine-mammal-center-10-0-4424-3456-1680117692.jpg","alt":"a dead gray whale on the shore","title":"Los Angeles Times: First Dead Whale of 2023 Washes Up on California Beach","link_url":"https:\/\/www.marinemammalcenter.org\/news\/los-angeles-times-first-dead-whale-of-2023-washes-up-on-california-beach","label":"In the News","date":"2023-04-03 02:00:00","type":"news"}
Los Angeles Times: First Dead Whale of 2023 Washes Up on California Beach
April 3, 2023
Read More{"image":"\/Animals\/Wild\/Harbor seal\/cropped-images\/harbor-seals-shutterstock-307-0-4076-3184-1645666025.jpg","alt":"group of harbor seals on a sandy beach","title":"KSBY: Harassment of Marine Animals Becoming More Prevalent on the Central Coast","link_url":"https:\/\/www.marinemammalcenter.org\/news\/ksby-harassment-of-marine-animals-becoming-more-prevalent-on-the-central-coast","label":"In the News","date":"2023-03-27 02:00:00","type":"news"}
KSBY: Harassment of Marine Animals Becoming More Prevalent on the Central Coast
March 27, 2023
Read More{"image":"\/Animals\/Wild\/Sea otter\/cropped-images\/sea-otter-grooming-shutterstock-882-2-5118-3997-1641932278.jpg","alt":"southern sea otter grooming its face","title":"USA Today: Cat Poop May Be Killing California Sea Otters","link_url":"https:\/\/www.marinemammalcenter.org\/news\/usa-today-cat-poop-may-be-killing-california-sea-otters","label":"In the News","date":"2023-03-22 02:00:00","type":"news"}
{"image":"\/Animals\/Wild\/Humpback whale\/cropped-images\/humpback-whales-feeding-photo-c-the-marine-mammal-center-0-0-1440-1125-1604429711.jpg","alt":"three humpback whales feeding","title":"Bay Nature: As Whale Populations Grow, Dungeness Crabbers Foresee Their Own Demise","link_url":"https:\/\/www.marinemammalcenter.org\/news\/bay-nature-as-whale-populations-grow-dungeness-crabbers-foresee-their-own-demise","label":"In the News","date":"2023-03-22 02:00:00","type":"news"}
Bay Nature: As Whale Populations Grow, Dungeness Crabbers Foresee Their Own Demise
March 22, 2023
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