Observations of North Pacific Right Whales in U.S. Waters from 1940 to 2005
Observation data was gathered from scientific studies, historic whaling reports, and incidental sightings, then compiled in Shelden, K., S. Moore, J. Waite, P. Wade, and D. Rugh. 2005. Historic and Current Habitat Use by the North Pacific Right Whales
Observation data was gathered from scientific studies, historic whaling reports, and incidental sightings, then compiled in Shelden, K., S. Moore, J. Waite, P. Wade, and D. Rugh. 2005. Historic and Current Habitat Use by the North Pacific Right Whales Eubalaena Japonica in the Bering Sea and Guld of Alaska. Mammal Review 35:129-155.