Title Genres Topics Date (Start) Date (End)
Spring Report - Fremont Co. Iowa Field notes Bird watching Migratory birds Charadriiformes | Shore-birds, Gulls, and Auks Weather 1976-03-01 1976-05-31
Spring report Field notes Bird watching Birds--Research 1978-05-23 N/A
Spring report Field notes Bird watching Birds--Migration Weather 1981-05-25 N/A
Spring records for birds sighted in the Iowa City area, 1975 Correspondence Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Parulidae | Warblers 1975-03-01 1975-05-31
Spring record listing, Iowa, Bery Engebretsen, May 30, 1999 Field notes Bird watching Birds--Food Birds--Nests Birdsongs 1999-05-30 N/A
Spring observations, 1978, Northwest Iowa Field notes Bird watching Birds--Research 1978-03-01 1978-05-31
Spring notes of birds sighted by Thomas H. Kent, March 1 to May 14, 1978 Field notes Bird watching Birds--Research 1978-03-01 1978-05-14
Spring migration, March 1-May 24, 1984, contributed by Peter C. Petersen Field notes Bird watching Birds--Migration Birds--Nests 1984-03-01 1984-03-24
Spring migration, Iowa, 1972 Field notes Bird watching Birds--Migration Feathers 1972-03-01 1972-05-31
Spring migration report, Middlewestern Prairie Region, Council Bluffs, Iowa, area (Part of the Omaha Metropolitan Area), 1972 Field notes Bird watching Birds--Migration 1972-03-01 1972-05-31
Spring migration report from Pearl Knoop, Marble Rock Field notes Bird watching Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Scolopacidae | Sandpipers, Phalaropes, and allies Charadriiformes | Shore-birds, Gulls, and Auks Spring Parulidae | Warblers 1977-03-01 1977-05-31
Spring migration 1971, Red Rock Refuge and Pleasantville area, Marion County, Iowa Field notes Bird watching Birds--Migration 1971-03-01 1971-05-31
Spring field reports, Eugene and Eloise Armstrong Field notes Bird watching Birds--Nests Birds--Infancy 1994-03-01 1994-05-31
Spring field reports, 1998, Jim Dinsmore Field notes Bird watching Birds--Eggs Birds--Identification Birds--Nests Birdsongs 1998-03-01 1998-05-31
Spring field reports, 1995, Jim Dinsmore Field notes Bird watching Birds--Identification Birds--Nests 1995-03-01 1995-05-31
Spring field reports Bird watching Birds--Counting 1985-03-01 1985-05-31
Spring field report, 1999, Marietta Petersen Field notes Bird feeders Bird watching Weather 1999-03-01 1999-05-31
Spring field report 1998, Hank Zaletel Field notes Bird watching 1998-03-01 1998-05-31
Spring field report 1995, Marietta Petersen Field notes Bird watching 1995-03-01 1995-05-31
Spring birds Field notes Bird watching Birds--Research Parulidae | Warblers 1978-03-01 1978-05-31
Spring 1999, passerines, Western Meadowlark to Orchard Oriole, June 11, 1999 Field notes Bird watching Passeriformes | Perching-birds and songbirds 1999-06-11 N/A
Spring 1999, passerines, Olive-sided Flycatcher to Western Meadowlark, June 11, 1999 Field notes Bird watching Passeriformes | Perching-birds and songbirds 1999-06-11 N/A
Spring 1999, passerines, Baltimore Oriole to Eurasian Tree Sparrow, June 11, 1999 Field notes Bird watching Passeriformes | Perching-birds and songbirds 1999-06-11 N/A
Spring 1999, non-passerines, Yellow Rail to Red-necked Phalarope, June 11, 1999 Field notes Bird watching Gruiformes | Cranes, Rails, and Coots Charadriiformes | Shore-birds, Gulls, and Auks 1999-06-11 N/A
Spring 1999, non-passerines, Red-throated Loon to Greater Prairie-Chicken, June 12, 1999 Field notes Bird watching Pelecaniformes | Pelicans, Cormorants, Darters, and Frigate-birds Podicipediformes | Grebes Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Gaviiformes | Loons Galliformes | Quails, Pheasants, Turkeys, and Grouse 1999-06-12 N/A