Evaluating the bias in line-transect estimates of cetacean density and abundance caused by Beaufort conditions

Details

• Personal Author:
  Barlow, Jay ; Archer, Frederick I. ; Moore, Jeffrey E. ; Keen, Eric M. ; Ballance, Lisa T.
• Corporate Authors:
  Southwest Fisheries Science Center (U.S.). Marine Mammal and Turtle Division. ; Oregon State University. ; University of the South.
• NOAA Program & Office:
  NMFS (National Marine Fisheries Service) ; SWFSC (Southwest Fisheries Science Center)
• Description:
  Ship-based, visual line-transect surveys are commonly used to estimate the density and abundance of cetaceans at sea. On such surveys, the Beaufort scale (a measure of relative wind speed as judged by eye) is frequently used as a measure of survey conditions.
• Keywords:
  • SWFSC
  • Southwest Fisheries Science Center
  • Fisheries Resources Division
  • NOAA-TM-NMFS-SWFSC-732
• Series:
  NOAA technical memorandum NMFS-SWFSC 732
• DOI:
  https://doi.org/10.25923/wr6g-em42
• Format:
  pdf
• Document Type:
  Technical Memorandum
• License:
  https://creativecommons.org/publicdomain/zero/1.0/
• Rights Information:
  CC0 Public Domain
• Compliance:
  Submitted
• Download URL:
  https://repository.library.noaa.gov/view/noaa/72638/noaa_72638_DS1.pdf
• File Type:
  [PDF - 5.30 MB]
• Collection(s):
  National Marine Fisheries Service (NMFS)
• Main Document Checksum:
  urn:sha-512:6dc19b9e9c712ee6cd4b061d5cf413d341b55ae552ec6e95c3b7dc7b1607f30c1ddc9824bbb25e4a53097ba233b4d87bd96e3ec285a6c7125bd919d092306cb7