Title Genres Topics Date (Start) Date (End)
Field notes contributed by John Van Dyk, June 1, 1979 Field notes Reports Bird declines Bird watching Birds--Migration Tyrannidae | Flycatchers Accipitridae | Hawks and Eagles Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1979-06-01 N/A
Field notes contributed by John Van Dyk, June 1, 1987 Field notes Bird feeders Bird watching Birds--Migration Birds--Nests Birds--Research Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Weather 1987-06-01 N/A
Field notes contributed by John Van Dyk, March 1, 1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology Weather 1980-03-01 N/A
Field notes contributed by John Van Dyk, March 2, 1982 Field notes Bird watching Birds--Identification Anseriformes | Ducks, Geese, and Swans Phasianidae | Pheasants, Turkeys, and Grouse Weather 1982-03-02 N/A
Field notes contributed by John Van Dyk, May 27, 1980 Field notes Bird watching Birds--Migration Birdsongs Podicipediformes | Grebes Fringillidae | Finches Parulidae | Warblers Weather 1980-03-01 1980-05-31
Field notes contributed by John Van Dyk, May 31, 1982 Field notes Bird watching Weather 1982-05-31 N/A
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 John Van Dyk, spring 1996 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers Weather Emberizidae | Sparrows 1996-03-01 1996-05-31
Field notes contributed by John Van Dyk, summer 1985 Field notes Bird watching Birds--Nests Birdsongs Birds--Infancy 1985-06-01 1985-07-31
Field notes contributed by John Van Dyk, winter 1978-1979 Field notes Reports Bird watching Birds--Counting Birds--Research Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Accipitridae | Hawks and Eagles Alaudidae | Larks Phasianidae | Pheasants, Turkeys, and Grouse Fringillidae | Finches Weather 1978-12-01 1979-02-28
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 Jon Stravers, fall 1977 Field notes Bird watching Birds--Counting Birds--Infancy 1977-08-01 1977-11-30
Field notes contributed by Joseph M. Schaefer, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field notes contributed by Joseph P. Fleskes, summer 1985 Field notes Bird watching 1985-06-01 1985-07-31
Field notes contributed by Joseph P. Schaufenbuel, August 5, 1981 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1981-08-05 N/A
Field notes contributed by Joseph P. Schaufenbuel, December 2, 1981 Field notes Bird watching 1981-12-02 N/A
Field notes contributed by Joseph P. Schaufenbuel, fall 1982 Field notes Bird watching Birds--Counting Birds--Identification 1982-08-01 1982-11-30
Field notes contributed by Joseph P. Schaufenbuel, May 31, 1980 Field notes Bird watching Birds--Breeding Birds--Identification Birds--Migration Birdsongs 1980-05-31 N/A
Field notes contributed by Joseph P. Schaufenbuel, September 29, 1977 Field notes Bird watching Birds--Counting Birds--Migration 1977-09-29 N/A
Field notes contributed by Joseph P. Schaufenbuel, spring 1979 Field notes Reports Bird watching Birds--Migration 1979-03-01 1979-05-31
Field notes contributed by Joseph P. Schaufenbuel, spring 1983 Field notes Reports Bird watching Birds--Identification Birdsongs Fringillidae | Finches Parulidae | Warblers Emberizidae | Sparrows 1983-03-01 1983-05-31
Field notes contributed by Joseph P. Schaufenbuel, summer 1984 Field notes Bird watching Birds--Nests 1984-06-01 1984-07-31
Field notes contributed by Joseph P. Schaufenbuel, winter 1978-1979 Field notes Reports Bird watching Birds--Research Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Phasianidae | Pheasants, Turkeys, and Grouse Fringillidae | Finches Bombycillidae | Waxwings 1978-12-01 1979-02-28
Field notes contributed by Joseph P. Schaufenbuel, winter 1981-1982 Field notes Bird watching Birds--Identification 1981-12-01 1982-02-28
Field notes contributed by Joseph P. Schaufenbuel, winter 1982-1983 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration 1982-12-01 1983-02-28