Naturalist Center's List: Marine Mammals

ACS gray whale fact sheet - concise, scientifically reviewed basic information on the gray whale, including physical description, prey, range, and status, from the American Cetacean Society.

The mission of The Marine Mammal Center is to rescue and humanely treat ill, injured, or orphaned marine mammals including seals, sea lions, sea otters, dolphins and whales, and to advance knowledge about marine mammal health. Explore The Center's web site to find out how you can help support marine mammal conservation.

The gray whale is a baleen whale (a filter feeder). Gray whales grow to be at most 45 feet (13.8 m) long, weighing about 36 tons (33 tonnes). Females are larger than males, as with all baleen whales.

Orca Network is a 501 (c) (3) non-profit organization registered in Washington State, dedicated to raising awareness about the whales of the Pacific Northwest, and the importance of providing them healthy and safe habitats. A community is emerging that is increasingly attuned to the orca population, that cares about and tries to understand the needs of the resident and transient orcas that inhabit the Salish Sea.

Pacific Environment's Marine Sanctuaries Campaign works to protect Bay Area whales, dolphins, and marine wildlife from human-made ocean noise and other shipping impacts in our marine sanctuaries off the coast of California.

A mother gray whale and her calf are on their migration path through Monterey Bay. But first they must get past a pack of killer whales.