It is illegal under the Marine Mammal Protection Act to disturb marine mammals. It is also in the best interests of both people and the animals to not disturb or drive back into the water any stranded marine mammals. Please stay back at least 50 feet, keep dogs and other people away and call in the sighting with a description of location and the animal to The Marine Mammal Center at 415 289 SEAL. Or, call the Park Service non-emergency dispatch line at 415 561-5505.