is Northern California's largest watershed conservation group and the voice for San Francisco Bay.
With the mission to protect, restore, and inspire conservation of San Francisco Bay and its watershed from the Sierra to the sea, our five unique divisions speak not just for the Bay, but for the local coastal waters, delta, rivers, wetlands and all the wildlife that call this place home.
Every year we inspire and empower more than 1 million people with our living animal experiences and nature-based programs at Aquarium of the Bay, EcoCenter, Sea Lion Center, and Bay Model Alliance, encourage community action through outreach events and beach cleanups, and provide free environmental education opportunities to more than 20,000 children across 50 cities.
For over 30 years The Bay Institute, the policy and advocacy division of, has been a regional leader in spearheading the protection of the Bay’s ecosystem to restore wetlands, increase freshwater flows, improve water quality, promote water conservation, and save native endangered species from extinction. is a 501(c)(3) nonprofit and we rely on donations and ticket sales to fund our crucial conservation work. By supporting and any one of its divisions, you are choosing to keep the Bay’s marine life, river life and wildlife as healthy as possible, while inspiring the next generation to protect our precious planet—and a healthy environment means a healthy life and a healthy you. We are creating tides of change. Will you join us?
For more information, please contact us at