Join us on October 24: Community & Conservation.

Join Friends of Bongin Bongin Bay for a special community meeting and panel discussion exploring 25 years of Cabbage Tree Bay's marine sanctuary success and the lessons for our local waters. Members can tay on for our Annual General Meeting and help shape the future of ocean protection.

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Bongin Bongin Bay
Marine Sanctuary

Mona Vale Beach, NSW

Making waves in ocean education

From classrooms to coastlines, Custodians of the Ocean inspires the next generation of ocean guardians through immersive school programs, ocean festivals and hands-on marine education.

View program here

Be a Bay Keeper

Join our community for updates, events, actions and activities to help protect Bongin Bongin Bay.

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Bongin Bongin Bay, also known as Mona Vale Basin, is a vibrant marine sanctuary rich with ocean life and cherished by the local community. Watch The Spirit of the Basin to learn more.

Who we are

A community of local ocean lovers dedicated to conserving our beloved Bongin Bongin Bay (Mona Vale Basin) and advocating for its protection as a marine sanctuary zone.

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What We Are Proposing

To preserve the natural beauty and biodiversity of Bongin Bongin Bay, ensuring its marine ecosystems thrive for future generations.

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Learn what a ‘Marine Sanctuary Zone’ means for our Bay >

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Values

Positive
Professional
Proactive
Persistent
Principled

Mission

We are an ocean-loving community dedicated to preserving BBB through advocacy for a marine sanctuary zone. We are working with our elected representatives to safeguard our Bay by the end of 2027 and enable it to thrive for future generations.

Vision