Bird Census, Chajul, Mexico, 1990-1991 (4 of 4)
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PrintThe notes document Russell Greenberg's work on a bird census in Chajul, Mexico, during 1990-1991. Observations are recorded on preprinted sheets that are headed with transect name (e.g. Acahual), date, range of time, weather, name of observer, followed by a table of data listing species (common name), age/sex, location (e.g. .1), distances (e.g. 5R), ht/tree (e.g. 13/14), and comments. Comments include additional information about habitat and vegetation present as well as bird behavior.
1990-1991
1990
1991
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SIA Acc. 16-179
Smithsonian Migratory Bird Center Research Records, 1969-2011
field book
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