Title Genres Topics Date (Start) Date (End)
Nesting Wood Duck study (35 Years) Reports Tables (documents) Birds--Eggs Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Predatory animals Waterfowl management Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1984-01-01 1984-12-31
Christmas bird count data tables, 1986 Tables (documents) Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-01 1987-02-28
Christmas bird count data table, 1986 Tables (documents) Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-01 1987-02-28
Letter to W. Ross Silcock regarding data tables for the Christmas bird count report, February 5, 1987 Correspondence Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1987-02-05 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 21, 1986 Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-21 N/A
First occurrence of the Starling in the 99 Iowa counties Tables (documents) Bird surveys Bird watching Birds--Counting Introduced birds Ornithology--Methodology N/A N/A
Common Iowa bird arrivals, migrations, and departures Tables (documents) Bird watching Birds--Migration Birds--Research Ornithology--Methodology N/A N/A
Ames Christmas Bird Count data table, 1971-1996 Tables (documents) Bird surveys Bird watching Birds--Counting Ornithology--Methodology 1997-01-04 N/A
Bird Banding Near Fairfield During 1936-1937 Reports Tables (documents) Bird banding Ornithology--Methodology Hunting--Moral and ethical aspects Birds--Mortality 1936-01-01 1937-12-31