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4 datasets found
  • Federal

    WBPHS Visibility Correction Factors, 1955-Present    recent views

    Department of the Interior —

    The Visibility Correction Factors (VCFs) from 1955 to 2024 for the Traditional Survey Area of the Waterfowl Breeding Population and Habitat Survey. This data view...
  • Federal

    WBPHS Traditional Survey Area Population Estimates, 1955-Present    recent views

    Department of the Interior —

    The species or species group Traditional Survey Area stratum estimates from the Waterfowl Breeding Population and Habitat Survey for 1955 to present. There are no...
  • Federal

    WBPHS segment counts and segment effort, 1955-Present    recent views

    Department of the Interior —

    The segment counts by social group and species or species group for the Waterfowl Breeding Population and Habitat Survey and associated segment effort information....
  • Federal

    WBPHS stratum densities by species    recent views

    Department of the Interior —

    Annual total indicated birds per square mile by survey stratum and species or species group, uncorrected for detection bias, are provided for the entire survey area,...
4 datasets found

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