University of Illinois Urbana-Champaign

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Showing 31–60 of 355 items
Thumbnail for Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois; 4 December 1974 through 26 March 1975
Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois; 4 December 1974 through 26 March 1975
Bellrose, Frank C.; Sanderson, Glen C.; Crompton, Robert

Thumbnail for Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 6 December 1973 through 2 April 1974
Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 6 December 1973 through 2 April 1974
Bellrose, Frank C.; Sanderson, Glen C.; Crompton, Robert

Thumbnail for Louisiana's position relative to the Mississippi and Central Flyways [two drafts]
Louisiana's position relative to the Mississippi and Central Flyways [two drafts]
Bellrose, Frank C. • 2022

Thumbnail for Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 27 October 1978 through 9 April 1979
Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 27 October 1978 through 9 April 1979
Bellrose, Frank C.; Sanderson, Glen C.; Crompton, Robert

Thumbnail for Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 28 October 1976 through 13 April 1977
Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 28 October 1976 through 13 April 1977
Bellrose, Frank C.; Sanderson, Glen C.; Crompton, Robert

Thumbnail for Lower Mississippi River Waterfowl Census
Lower Mississippi River Waterfowl Census
Bellrose, Frank C.; Sanderson, Glen C.; Crompton, Robert

Thumbnail for Sex Ratios and Age Ratios in North American Ducks
Sex Ratios and Age Ratios in North American Ducks
Bellrose, Frank Chapman; Scott, Thomas G.; Hawkins, Arthur Stuart; Low, Jessop B.

Thumbnail for Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 15 November 1979 through 10 April 1980
Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 15 November 1979 through 10 April 1980
Sanderson, Glen C.; Bellrose, Frank C.; Crompton, Robert D.

Thumbnail for Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 15 October 1980 through 25 March 1981
Waterfowl Censuses on the Mississippi River from St. Louis, Missouri, to Cairo, Illinois: 15 October 1980 through 25 March 1981
Sanderson, Glen C.; Bellrose, Frank C.; Crompton, Robert D.

Thumbnail for Waterfowl Populations and the Changing Environment of the Illinois River Valley
Waterfowl Populations and the Changing Environment of the Illinois River Valley
Bellrose, Frank Chapman; Paveglio, Fred, L. Jr.; Steffeck, Donald W.

Thumbnail for Waterfowl censuses on the Mississippi River from St. Louis, Missouri to Cairo, Illinois, and on the Lower Kaskaskia River, Illinois 28 October 1981 through 14 April 1982
Waterfowl censuses on the Mississippi River from St. Louis, Missouri to Cairo, Illinois, and on the Lower Kaskaskia River, Illinois 28 October 1981 through 14 April 1982
Submitter: Andrew Stranahan • 2022

Thumbnail for Projected effects of increased diversion of Lake Michigan water on the environment of the Illinois River Valley
Projected effects of increased diversion of Lake Michigan water on the environment of the Illinois River Valley
Havera, Stephen P.; Bellrose, Frank C.; Archer, H. Kathleen; Paveglio, Fred, Jr.; Steffeck, Donald W.; Lubinski, Kenneth S.; Sparks, Richard E.; Brigham,Warren U.; Coutant,Larry; Waite,Stephan; McCormick,Dee

Thumbnail for INHS Reports, December 1990
INHS Reports, December 1990
Illinois Natural History Survey

Thumbnail for Fish and Wildlife Habitat Changes Resulting from Construction of a Nine-Foot Channel on Pools 24, 25, and 26 of the Mississippi River and the Lower Illinois River
Fish and Wildlife Habitat Changes Resulting from Construction of a Nine-Foot Channel on Pools 24, 25, and 26 of the Mississippi River and the Lower Illinois River
Sparks, Richard E.; Bellrose, Frank C.; Paveglio Jr., F. L.; Sandusky, J. J.; Steffeck, D. W. ; Thompson, C. M. • 2022

Thumbnail for Forbes Biological Station : the Past and the Promise
Forbes Biological Station : the Past and the Promise
Havera, Stephen P.; Roat, Katie E.

Thumbnail for Waterfowl of Illinois: Status and Management W-110-R-2, Final Report July 1, 1991 through June 30, 1992
Waterfowl of Illinois: Status and Management W-110-R-2, Final Report July 1, 1991 through June 30, 1992
Havera, Stephen P.

Thumbnail for Historical and contemporary characteristics of Illinois River Valley wetlands: a geospatial database for conservation planning and evaluations
Historical and contemporary characteristics of Illinois River Valley wetlands: a geospatial database for conservation planning and evaluations
Stafford, Joshua D.; Horath, Michelle M.; Yetter, Aaron P.; Smith, Randolph V.; Hine, Christopher S.

Thumbnail for Forbes Biological Station : the past and the promise
Forbes Biological Station : the past and the promise
Havera, Stephen P.; Roat, Katie E.

Thumbnail for Illinois Natural History Survey: Monitoring the Biodiversity of Illinois for 150 Years
Illinois Natural History Survey: Monitoring the Biodiversity of Illinois for 150 Years
Post, Susan L.

Thumbnail for INHS Reports, February 1988
INHS Reports, February 1988
Illinois Natural History Survey

Thumbnail for Food Habits of Migratory Ducks in Illinois
Food Habits of Migratory Ducks in Illinois
Anderson, Harry George

Thumbnail for A Century of Biological Research
A Century of Biological Research
Mills, Harlow B.; Bennett, George William; Decker, George Clemens; Scott, Thomas G.; Ross, Herbert H.; Ayars, James S.; Carter, Cedric J.; Warrick, Ruth R.; East, Bessie B.

Thumbnail for Waterfowl of Illinois : status and management
Waterfowl of Illinois : status and management
Havera, Stephen P.

Thumbnail for Some Effects of Ingested Copper Shot on Wild-Trapped Male Mallards
Some Effects of Ingested Copper Shot on Wild-Trapped Male Mallards
Sanderson, Glen C.; Beamer, Paul D.

Thumbnail for Criteria for Selection of Illinois Waterfowl Season Dates
Criteria for Selection of Illinois Waterfowl Season Dates
Kennedy, David D.; Arthur, George C.

Thumbnail for Control of the Roundheaded Apple Tree Borer
Control of the Roundheaded Apple Tree Borer
Chandler, S.C.; Flint, W.P.

Thumbnail for Effect of Permanent Flooding in a River-Bottom Timber Area
Effect of Permanent Flooding in a River-Bottom Timber Area
Yeager, Lee E.

Thumbnail for INHS Reports, March 1989
INHS Reports, March 1989
Illinois Natural History Survey

Thumbnail for Illinois birds: Ciconiiformes
Illinois birds: Ciconiiformes
Graber, Jean Weber; Kirk, Ethelyn L.; Graber, Richard Rex

Thumbnail for A century of biological research (Illinois Natural History Survey. Bulletin. v.27, no.2)
A century of biological research (Illinois Natural History Survey. Bulletin. v.27, no.2)
Mills, Harlow Burgess