Aerial Surveys of Endangered Whales in the Northern Bering, Eastern Chukchi, and Alaskan Beaufort Seas, 1985: With a Seven Year Review, 1979-85.

Abstract

Aerial surveys and acoustic recordings of bowhead whales and secondarily, other marine mammals were made from mid-July 1985 through October 1985 in the northern Bering eastern Chukchi, and Alaskan Beaufort Seas. Survey results and observations on bowhead distribution, relative abundance and density, migration patterns, general behavior, and sound production are presented. Presented here also are survey results and observations on gray whale distribution, relative abundance, and general behavior. Incidental sightings of all marine mammals are reported.

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Document Details

Document Type
Technical Report
Publication Date
Aug 01, 1986
Accession Number
ADA172753

Entities

People

  • Donald K. Ljungblad
  • Janet T. Clark
  • John C. Bennett
  • Sue E. Moore

Tags

Communities of Interest

  • Advanced Electronics
  • Air Platforms
  • Ground and Sea Platforms
  • Human Systems

DTIC Thesaurus Topics

  • Computer Programs
  • Computers
  • Data Processing
  • Databases
  • Ecology
  • Fixed Wing Aircraft
  • Frequency Bands
  • Geography
  • Habitats
  • Human Behavior
  • Information Science
  • Marine Mammals
  • Oceanography
  • Oceans
  • Odontocetes
  • Surveys
  • Wildlife

Fields of Study

  • Environmental science

Readers

  • Marine Mammal Biology
  • Polar and Arctic Studies