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Dive in with us as we share uplifting marine mammal stories, information on conservation efforts, ways you can help and more. Please join us! 

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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.


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

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


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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