James Michael Dorsey is a certified cetacean naturalist with expertise in whales, dolphins, porpoises, sea lions, and seals. He has worked for twenty-five years as an on-board naturalist on whale boats from several Southern California Harbors. For twenty seasons he was resident naturalist in the Gray Whale nursery in San Ignacio Lagoon, in Baja, Mexico. Currently he works for a whale watching company in Moss Landing, California. He lives in Marina, California.