AFSC/NMML: Southeast Alaska Cetacean Vessel Surveys, 1991 - 2012
In 1991, NMML initiated cetacean studies with vessel coverage throughout inland waters of Southeast Alaska.  Between 1991 and 1993, line-transect methodology was used to: 1) obtain population estimates of both harbor porpoise and Dalls porpoise, 2) establish a baseline for detecting trends in porpoise abundance, and …