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Matching Gift Challenge!

You can create an ocean of joy this holiday with your matched gift. Patients like Pond, battling domoic acid poisoning, need your help.

A few incredible donors have stepped forward with a $100,000 Matching Gift Challenge. Your gift today will go twice as far.

The match ends December 31, but the need for your support is right now.

Donate today
California sea lion
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Get in Touch

Report a Marine Mammal

In California (from San Luis Obispo to Mendocino), call our hotline: (415) 289-SEAL (7325)
To report a Hawaiian monk seal sighting on Hawai‘i Island: (808) 987-0765
To report a Hawaiian monk seal sighting on Maui: (808) 292-2372
To report a whale or dolphin sighting in San Francisco Bay: share your observations

Questions About Making a Gift?

We're happy to help assist you. You can reach us Monday-Friday 8am-5pm PT at (415) 289-7335 or email us at give@tmmc.org.

If you are interested in becoming a monthly sustaining supporter or making changes to your monthly gift, please call or email. 


Mailing a check? You can send your life-saving donation to:

The Marine Mammal Center
PO Box 7005
San Francisco CA 94120–7005


The Marine Mammal Center is a 501(c)(3) certified organization and is registered in all applicable states. Our tax identification number is 51-0144434.

Reach Us By Email

Reach Us By Phone or Mail

Sausalito

The Marine Mammal Center
2000 Bunker Road
Fort Cronkhite
Sausalito, CA 94965-2619

(415) 289-7325

Questions about visiting?
(415) 653-1870

Kona

Ke Kai Ola
73-731 Makako Bay Drive
Kailua-Kona, HI 96740

(808) 326-7325

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