Working to protect and restore our oceans, Oceana is the largest international advocacy organization dedicated solely to ocean conservation. Learn more and get involved.

The great hammerhead shark is known for its hammer-shaped head. Learn more and see how you can protect them.

Oceana International Headquarters 1025 Connecticut Avenue, Suite 200 Washington, DC 20036 USA. General Inquiries +1(202)-833-3900 [email protected]. Donation Inquiries

With fins resembling the ears of Disney’s Dumbo, the dumbo octopus is a genus of deep-sea umbrella octopus. Learn more and see how to protect their habitat.

What does Oceana do? We campaign worldwide for policy change to restore and increase ocean biodiversity and abundance. Get to know our mission, history, and work.

FEATURED CAMPAIGN Plastic Pollution

The blue glaucus is a brightly colored nudibranch. This tiny sea slug spends most of its life floating upside-down. Learn more about this unique species.

With the People’s Constitution Commission finalizing its recommendations to the cabinet, now is the time to support Oceana’s Constitutional Reform campaign!

Saving the oceans can sometimes feel like an overwhelming task, but if we all pitch in, we can make a big difference. While there are a variety of lifestyle choices that, when adopted, can …

Gray seals, capable of consuming about 5% of their body weight per day, hunt together to catch fish. Learn more about gray seals.