Join us on September 25 for Marine Science Sunday. This month we'll take an in-depth look at the ocean predators at the top of the food chain. Combine the fun and educational classroom program with a docent-led tour for a full day in the Marin Headlands.

The world’s climate is changing, a situation that will have a strong impact on our oceans. The Marine Mammal Center is working to protect future generations of marine mammals as this process accelerates in the coming years.

Four malnourished endangered Hawaiian monk seals have arrived at our Ke Kai Ola hospital after being rescued in the Northwestern Hawaiian Islands within the newly expanded Papahānoumokuākea Marine National Monument.

A mysterious disease afflicting California sea lions is helping scientists at The Marine Mammal Center understand the causes of cancer in all animals—including humans. You can help support the science at the Center through a Lend a Flipper donation today!