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BIRDS from ALPHA HELIX and Other Platforms from 1981-01-03 to 1981-07-03 (NCEI Accession 8100667)

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: January 26, 2026 | Last Modified: 2023-02-07T00:00:00.000+00:00
This dataset includes marine bird sighting, ship/aircraft census data from R/V THOMAS G. THOMPSON and RV Alpha Helix in the Bering Sea and Coastal Waters of Southeast Alaska and British Columbia from 1981-01-03 to 1981-07-03. Data has been processed by NODC to the NODC standard Marine Bird Sighting, Ship/Aircraft Census (F033) format. The F033 format contains data from field observations of marine birds made along ship or aircraft survey tracks. These data are collected to provide information on population density and distribution. Start and end position, date and elapsed time, speed and course, platform type and observing techniques are reported for each survey. Environmental information may include meteorological and sea surface conditions, distances to the shoreline and shelf break, ice characteristics within and outside each transect and surface debris, including oil slicks. Species data may include age, sex, color, plumage, number of individuals, direction of flight, behavior and food source association. Any number of species may be reported within one observation time span.

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