Title Genres Topics Date (Start) Date (End)
Field report for Spring, April 1 to May 31, 1977 Field notes Bird declines Bird populations Bird watching Habitat (Ecology) 1977-03-01 1977-05-31
Field records: April 4 through May 30, 1977 Field notes Bird populations Bird watching Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1977-04-04 1977-05-30
Field notes, winter 1971-72 Field notes Bird populations Bird watching Weather 1971-12-01 1972-02-28
Field notes for spring migration, 1965 contributed by Woodward H. Brown Field notes Bird populations Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Turdidae | Thrushes Parulidae | Warblers Weather 1965-03-01 1965-05-31
Field notes for Riverton Wildlife Management Area and southwest Iowa contributed by Marie Spears, February 14, 1977 Field notes Bird populations Bird watching Accipitridae | Hawks and Eagles 1977-02-14 N/A
Field notes fall migration, 1976 Field notes Bird populations Bird watching Birds--Habitat 1976-08-01 1976-11-30
Field notes contributed by Tanya Bray, summer 1987 Field notes Forms (documents) Reports Bird populations Bird watching Birds--Counting 1987-06-01 1987-07-31
Field notes contributed by Sharon Laub, summer 1992 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests 1992-06-01 1992-07-31
Field notes contributed by Raymond L. Cummins, summer 1997 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Migration 1997-06-01 1997-07-31
Field notes contributed by Raymond L. Cummins, summer 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests 1993-06-01 1993-07-31
Field notes contributed by Peter C. Petersen, summer 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1993-06-01 1993-07-31
Field notes contributed by Peter C. Petersen, summer 1992 Field notes Reports Bird populations Bird watching Birds--Behavior Birds--Counting Birdsongs 1992-06-01 1992-07-31
Field notes contributed by Peter C. Petersen, summer 1989 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1989-06-01 1989-07-31
Field notes contributed by Peter C. Petersen, fall 1987 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Identification Laridae | Gulls and Terns Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Emberizidae | Sparrows 1987-08-01 1987-11-30
Field notes contributed by Paul Martsching, spring 1983 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Research Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Sylviidae | Kinglets and Gnatcatchers Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1983-03-01 1983-05-31
Field notes contributed by Judith Carlson, fall 1987 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Infancy 1987-08-01 1987-11-30
Field notes contributed by John Van Dyk, winter 1982-1983 Field notes Reports Bird declines Bird populations Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Galliformes | Quails, Pheasants, Turkeys, and Grouse Weather 1982-12-01 1983-02-28
Field notes contributed by John Van Dyk, spring 1983 Field notes Reports Bird feeders Bird populations Bird watching Birds--Migration Birds--Research Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Vireonidae | Vireos Parulidae | Warblers Weather Emberizidae | Sparrows 1983-03-01 1983-05-31
Field notes contributed by James J. Dinsmore, fall 1993 Field notes Reports Bird populations Bird watching Birds--Behavior Birds--Habitat Birds--Identification Birds--Nests 1993-08-01 1993-11-30
Field notes contributed by Hank Zaletel and Linda Zaletel, April 2, 1979. Field notes Reports Bird populations Bird watching Birds--Counting 1979-04-02 N/A
Field notes contributed by Gordon James Brand, fall 1993 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Migration Parulidae | Warblers 1993-08-01 1993-11-30
Field notes contributed by Frederick W. Kent, fall 1965 Field notes Bird populations Bird watching Birds--Migration Certhiidae | Creepers Sylviidae | Kinglets and Gnatcatchers Weather 1965-08-01 1965-11-30
Field notes contributed by Frederick W. Kent for spring, 1965 Field notes Bird populations Bird watching Birds--Migration Rare birds Parulidae | Warblers 1965-03-01 1965-05-31
Field notes contributed by Douglas C. Harr, Larchwood, Iowa, May 31, 1984 Field notes Forms (documents) Bird populations Bird watching Fringillidae | Finches 1984-05-31 N/A
Field notes contributed by Dick Bierman, summer 1989 Field notes Forms (documents) Bird banding Bird populations Bird watching Birds--Counting Birds--Nests 1989-06-01 1989-07-31