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AFSC/NMML: Cetacean line-transect survey in the Gulf of Alaska, 2003

Published by Alaska Fisheries Science Center | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: December 19, 2025 | Last Modified: 2015-01-01T00:00:00.000+00:00
Three marine mammal observers participated on a cetacean survey from 26 June to 15 July 2003, aboard the NOAA ship Miller Freeman as a piggyback project during a RACE acoustic-trawl survey for pollock (see RACE.s Midwater Assessment and Conservation Engineering report here: http://www.afsc.noaa.gov/Quarterly/jas2003/divrptsRACE2.htm). A total of 2,242 km of trackline were surveyed with 364 cetacean sightings (1,079 individuals). An additional 28 cetacean sightings were made (175 individuals) during off effort periods. Species included harbor porpoise, Dalls porpoise, Pacific white-sided dolphins, killer whales, minke whales, fin whales, humpback whales, sperm whales, Baird.s beaked whales, and Cuviers beaked whales. See link for details: http://www.afsc.noaa.gov/Quarterly/jas2003/divrptsNMML2.htm.

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