The Marine Mammal Center advances ocean health through marine mammal rescue and rehabilitation, 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!
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
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The Marine Mammal Center In The News
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In the News
Big Island Now: Honokōhau Harbor’s new Hawaiian monk seal pup neighbor welcomed, but maybe too much?
Read More{"image":"\/Animals\/Patients\/Hawaiian monk seals\/2024\/hms-r8ha-c-the-marine-mammal-center-noaa-permit-24359.jpg","alt":"Hawaiian monk seal R8HA at The Marine Mammal Center","title":"The Sacramento Bee: Rare sea creature rescued in Hawaii, officials say. \u2018Ready to reclaim his place\u2019","link_url":"https:\/\/www.marinemammalcenter.org\/news\/the-sacramento-bee-rare-sea-creature-rescued-in-hawaii-officials-say-ready-to-reclaim-his-place","label":"In the News","date":"2024-11-26 01:00:00","type":"news"}
In the News
The Sacramento Bee: Rare sea creature rescued in Hawaii, officials say. ‘Ready to reclaim his place’
Read More{"image":"\/Misc\/Graphics\/Ocean Plastic Pollution.jpeg","alt":"plastic pollution floating in the ocean","title":"NBC Bay Area: Plastic pollution causing a sea of trouble","link_url":"https:\/\/www.marinemammalcenter.org\/news\/nbc-plastic-pollution-causing-a-sea-of-trouble","label":"In the News","date":"2024-11-26 01:00:00","type":"news"}
{"image":"\/Places\/Coastal landscapes\/Sea Foam Algae Bloom .jpg","alt":"Beach coastline with waves and sea foam from algae bloom in water California","title":"The New Lede: Algae bloom kills hundreds of sea lions off California","link_url":"https:\/\/www.marinemammalcenter.org\/news\/the-new-lede-algae-bloom-kills-hundreds-of-sea-lions-off-california-2","label":"In the News","date":"2024-10-17 13:04:50","type":"news"}
{"image":"\/Animals\/Wild\/Humpback whale\/cropped-images\/humpback whale feeding-29-3-1270-992-1729799785.png","alt":"humpback whale feeding on fish in water","title":"Bay Nature: The Backstory on Pacifica\u2019s Whale Bonanza","link_url":"https:\/\/www.marinemammalcenter.org\/news\/bay-nature-the-backstory-on-pacificas-whale-bonanza","label":"In the News","date":"2024-10-10 02:00:00","type":"news"}
{"image":"\/Animals\/Patients\/California sea lions\/cropped-images\/LA Times Front Page 8.13.24-340-15-1270-992-1723588213.png","alt":"LA Times Front Page Domoic Acid Sea Lions","title":"LA Times: Neurotoxin is Poisoning Large Numbers of Sea Lions","link_url":"https:\/\/www.marinemammalcenter.org\/news\/la-times-neurotoxin-is-poisoning-large-numbers-of-sea-lions","label":"In the News","date":"2024-08-13 02:00:00","type":"news"}