Title Genres Topics Date (Start) Date (End)
Summary of the Iowa Breeding Bird Atlas and highlights of the Federal Species of Management Concern, March 1, 1992 Administrative reports Maps (documents) Bird populations Bird surveys Environmental monitoring 1992-03-01 N/A
The Iowa Breeding Bird Atlas Project Administrative reports Maps (documents) Bird populations Bird surveys Ornithology--Methodology Environmental monitoring Publishers and publishing N/A N/A
Winter Raptor survey, 1977 Field notes Maps (documents) Reports Bird surveys Bird watching Birds of prey Birds--Research Ornithology--Methodology 1977-12-01 1977-12-31
Smith's Longspur survey results contributed by Barbara L. Wilson, spring 1983 Field notes Reports Surveys (documents) Bird surveys Bird watching Birds--Identification Birds--Research Ornithology--Methodology 1983-03-01 1983-05-31
Piping Plover sightings at IPL settling ponds in 1983 Field notes Reports Bird surveys Bird watching Birds--Counting Birds--Habitat Birds--Nests Ornithology--Bibliography 1983-06-01 1983-07-31
Christmas count, 1980-81 Field notes Reports Bird populations Bird surveys Bird watching Birds--Counting Birds--Identification Winter Citizen science 1980-12-20 1981-01-04
Report to Wood Duck observers with attached mailing list, September 13, 1963 Reports Bird surveys Bird watchers Birds--Nests Birds--Research Ornithology--Methodology Birdhouses--Design and construction Ducks--Counting 1963-09-13 N/A
1984 & 1985 results: Illinois heron colony surveys Field notes Reports Surveys (documents) Bird surveys Birds--Counting Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks 1985-08-01 1985-11-30
Letter to I.T. Bode regarding Waterfowl conditions that might affect Iowa, January 3, 1934 Correspondence Reports Bird surveys Birds--Counting Fowling Water levels Waterfowl 1934-01-03 N/A
Comparison of Duck situation in Iowa in 1933 and 1934 Reports Bird surveys Birds--Habitat Rallidae | Rails Ducks--Counting Water levels 1933-01-01 1934-12-31
Present distribution of Starlings in Iowa Reports Bird surveys Birds--Counting Birds--Geographical distribution Introduced birds N/A N/A
The One hundred most common birds of Polk County, Iowa Reports Theses Bird surveys Birds--Identification Ornithology--Methodology 1926-06-04 N/A
Christmas census, Des Moines Audubon Society, December 26, 1925 Field notes Reports Drafts (documents) Bird surveys Bird watching Birds--Counting Weather 1925-12-26 N/A
Birds of Polk County Iowa Reports Publications (documents) Bird surveys Ornithology--Bibliography Ornithology--Methodology 1931-10-01 1931-10-31
Iowa Ornithologists' Union programs Administrative reports Bird populations Bird surveys Birds--Research Ornithology--Methodology N/A N/A