The Marine Mammal Center advances global ocean conservation through rescue and rehabilitation, scientific research, and education.
Open Now! Visit Us at PIER 39 in San Francisco
Join us daily to engage with our dockside docents and explore our pop-up conservation education and retail space.
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
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NPR Morning Edition: Hundreds of Seals and Sea Lions Are Treated Each Year at The Marine Mammal Center
August 18, 2023
Read More{"image":"\/Places\/PIER 39\/cropped-images\/pier-39-k-dock-visitors-photo-c-the-marine-mammal-center-14-2-3868-3022-1691445366.jpg","alt":"visitors to PIER 39 watch California sea lions on the docks","title":"San Francisco Chronicle: At San Francisco's PIER 39, Tourists Can Now Learn About Sea Lions as well as See Them","link_url":"https:\/\/www.marinemammalcenter.org\/news\/san-francisco-chronicle-at-san-franciscos-pier-39-tourists-can-now-learn-about-sea-lions-as-well-as-see-them","label":"In the News","date":"2023-06-29 02:00:00","type":"news"}
San Francisco Chronicle: At San Francisco's PIER 39, Tourists Can Now Learn About Sea Lions as well as See Them
June 29, 2023
Read More{"image":"\/Animals\/Patients\/Northern fur seals\/2022\/cropped-images\/nfs-juicebox-by-bill-hunnewell-c-the-marine-mammal-center-578-0-2865-2238-1667347585.jpg","alt":"northern fur seal Juicebox","title":"Los Angeles Times: These Are the 'Hot Spots' in California for Seal Harassment","link_url":"https:\/\/www.marinemammalcenter.org\/news\/los-angeles-times-these-are-the-hot-spots-in-california-for-seal-harassment","label":"In the News","date":"2023-06-09 02:00:00","type":"news"}
Los Angeles Times: These Are the 'Hot Spots' in California for Seal Harassment
June 9, 2023
Read More{"image":"\/Animals\/Patients\/Hawaiian monk seals\/2022\/cropped-images\/hms-malama-exploring-pen-by-lauren-van-heukelem-c-the-marine-mammal-center-noaa-permit-18786-03-53-93-1776-1387-1660689854.jpeg","alt":"Hawaiian monk seal Malama exploring her rehabilitation pen","title":"The Washington Post: An Endangered Seal Was Nursed Back to Health. Then Someone Killed Her.","link_url":"https:\/\/www.marinemammalcenter.org\/news\/the-washington-post-an-endangered-seal-was-nursed-back-to-health-then-someone-killed-her","label":"In the News","date":"2023-06-08 02:00:00","type":"news"}
The Washington Post: An Endangered Seal Was Nursed Back to Health. Then Someone Killed Her.
June 8, 2023
Read More{"image":"\/Animals\/Wild\/Gray whale\/cropped-images\/two-gray-whales-golden-gate-bridge-shutterstock-10-1-4716-3683-1691443781.jpg","alt":"two gray whales surfacing under the Golden Gate Bridge with a tugboat and container ship in the background","title":"CNN: Two More Gray Whales Have Washed Ashore Near San Francisco, Raising Concerns Over Strandings","link_url":"https:\/\/www.marinemammalcenter.org\/news\/cnn-two-more-gray-whales-have-washed-ashore-near-san-francisco-raising-concerns-over-strandings","label":"In the News","date":"2023-05-12 02:00:00","type":"news"}
CNN: Two More Gray Whales Have Washed Ashore Near San Francisco, Raising Concerns Over Strandings
May 12, 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"}
