NODC Standard Format Marine Birds from Coastal Alaska and Puget Sound Data (1975-1980): Marine Bird Sighting, Land Census (F034) (NCEI Accession 0014156)

Each dataset uses the NODC Taxonomic Code to indicate species. Marine Bird Sighting, Land Census (F034) contains data from field observations of marine birds made along land survey tracks.

These data are collected to provide information on population density and distribution and breeding locales. The contents and structure of data type file are similar to Marine Bird Sighting, Aircraft Census (F033), although the transect distance of land surveys will normally be shorter than that of ship and aircraft surveys. In this data type the investigator defines the lateral dimension of survey distance unit (a specified number of whole meters).