Pacific Walrus Coastal Haulouts: Outlines and Herd Densities from Drone Imagery Dataset 2017-2019.
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ABSTRACT: Data were generated through repeatable methods involving the visual interpretation of aerial images captured over Pacific walrus coastal haulouts using various models of DJI-manufactured drones. Outlines of walrus herds are presented for 185 surveys conducted in 2017, 2018, and 2019. Digitized centroids of walrus on haulouts are included for 88 aerial surveys; sampling grids are included for 77 aerial surveys conducted in 2018 and 2019.
ORGANISM(S): Odobenus rosmarus divergens (Pacific walrus)
SUBMITTER:
PROVIDER: S-BSST1263 | biostudies-other |
REPOSITORIES: biostudies-other
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