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Whales in San Francisco Bay

Roughly 30 gray whales have been spotted in the Bay this season, many more than is typical. Sadly, there have also been at least 14 deaths this year, which is more than in all of 2024. 

We are investigating to help determine the cause of these deaths. By gaining insights into what is causing these tragedies, we can better understand how to help prevent them.

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gray whale fluke
bottlenose dolphins underwater

Marine Mammal Monday: Marine Mammals of the World

Ages: 8-11 years old

  • Behavior
  • Sonar
  • Species conservation
  • Natural history
  • Pollution
Virtual Program

While there are hundreds of marine mammals just steps from The Marine Mammal Center's hospitals in California and Hawaiʻi, marine mammals can be found worldwide! Watch Marine Mammal Monday: Marine Mammals of the World to learn about marine mammals of the West Coast and beyond, and how we are all connected through the ocean ecosystem.

Humpback whales can be found all over the world and are a conservation success story, but face new and unique threats today. Discover how you can help these worldly wonders today in this activity for ages 10 and up, and check out the answer key when you're done for more ideas too.

behavior
sonar
species conservation
natural history
pollution
Upper elementary
8 years
9 years
10 years
11 years

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