Aerial surveys of endangered whales in the Beaufort Sea
U.S. Dept. of the Interior, Minerals Management Service, Alaska OCS Region, 1989 - Nature
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20 October aerial surveys Alaska OCS Region Alaskan Beaufort Sea ANOVA Appendix bearded seals Beaufort 00 behavior beluga whales belukha bowhead migration bowhead sightings Bowhead Whale Sightings Bowhead Whales Observed bowheads were observed Chukchi Seas clinometer CM CM CM Deadhorse density Depths at Random Diapir Endangered Species Act endangered whales Fall gray whales half of September hr of survey Ice cover ranged ice coverage km/hr Kulluk lce Concentrations Ljungblad lnterior longitude marine mammals median water depth Minerals Management Service Naval Polar Oceanographic NMFS overall percent polar bears Polar Oceanographic Center Relative Abundance WPUE ringed seals Semimonthly Summary Sep Sep Sep September 1988 September and October Sighting Location SPUE study area Summary of Bowhead survey block survey effort survey of Block swim swim swim transect leg transect line transect survey Tukey Test TWIN OTTER unidentified pinnipeds USDOD USDOl visibility whale behavior Whales Fall