Open for booking6 – 18 October 2027Saving
ocean giants
The Marine Megafauna Foundation (MMF) is a globally leading marine conservation non-profit. We’re focused on protecting the most endangered ocean giants, and the habitats they call home.
Stay updated on our work
Trusted by Ocean Lovers Worldwide
With a 2026 Candid Platinum Seal of Transparency and 20+ years of proven impact, your support helps save whale sharks, manta rays, and marine ecosystems.
Invest in our OceansExplore our programs
Long-term research and conservation, run by the scientists who live where the animals live.
Global · whale sharksGlobal Whale Shark ProgramLong-term whale shark research from Mozambique to the Galápagos — the science behind the species' Endangered listing.
Mozambique · educationOcean GuardiansA UNESCO-recognized program teaching Mozambican children to swim, snorkel, and protect the ocean on their doorstep.
Mozambique · community conservationSustainable SeasWorking with fishing communities on locally managed marine areas, alternative livelihoods, and the protection of threatened sharks and rays.
USA · manta raysFlorida Manta ProjectThe first study of manta rays along Florida's highly developed southeast coast, where young rays may use the shallows as a nursery.
Your support helps save whale sharks, manta rays, and marine ecosystems.
Our research in
Join our team on an expedition
Small-group liveaboard trips hosted by MMF scientists that support marine conservation.
