Pacific Coast Science and Learning Center: Science and Research
The NPS Inventory and Monitoring Program has extensive programs and reports on Bay Area National Park's biological resources, including elephant seals, harbor seals, Spotted Owls, Snowy Plovers and many other important components of Bay Area National Parks.
Did You Know?
Elephant seals are the largest pinniped with males reaching a maximum of about 5,000 lbs. Harbor seals are much smaller with both males and females reaching a maximum weight of around 250 lbs.