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Publications

USGS Northern Prairie Wildlife Research Center staff publish results of their research in USGS series reports and in peer-reviewed journals. Publication links are below.  Information on all USGS publications can be found at the USGS Publications Warehouse.

Filter Total Items: 1961

Feeding ecology of mallards wintering in Nebraska Feeding ecology of mallards wintering in Nebraska

Food use by mallards (Anas platyrhynchos) wintering on the Platte River in south central Nebraska was determined from mid-December to early March 1978-80. Mallards foraged in river channels, irrigation drainage canals, and agricultural areas. Plant matter formed 97% of the diet (dry weight) and diets did not vary between sexes (P > 0.05). Waste corn was the principal food consumed and...
Authors
Dennis G. Jorde, Gary L. Krapu, R.D. Crawford

Concentrated nesting of mallards and gadwalls on Miller Lake Island, North Dakota Concentrated nesting of mallards and gadwalls on Miller Lake Island, North Dakota

Island-nesting mallards (Anas platyrhynchos) and gadwalls (A. strepera) were studied on a 4.5-ha island in 385-ha Miller Lake in northwestern North Dakota during 1976-80. During the 5-year study, 2,561 duck nests of 9 species were found on Island A located 180 m offshore; 59% were mallard and 34% were gadwall. In patches of shrub cover, which contained the greatest concentrations of...
Authors
Harold F. Duebbert, John T. Lokemoen, David E. Sharp

[Book review] Ducks, geese and swans of North America [Book review] Ducks, geese and swans of North America

This is the 3rd edition of the classic work "The Ducks, Geese and Swans of North America," which was first published in December 1942. The original edition was authored by Francis C. Kortright with color plates by T. M. Shortt. An authoritative reference on North American waterfowl for many years, the book had become outdated as a result of major advances in the field of waterfowl...
Authors
Gary L. Krapu

[Book review] Waterfowl ecology and management: Selected readings [Book review] Waterfowl ecology and management: Selected readings

This book is a compilation of papers from the extensive and varied published literature on the ecology and management of waterfowl. The 125 technical papers reprinted in this book are arranged in eight major sections and are from 21 journals, government reports, several books, and proceedings of symposia and annual conferences. The most frequent sources of papers are The Journal of...
Authors
Gary L. Krapu

Problems and potentials for prairie ducks Problems and potentials for prairie ducks

No abstract available.
Authors
L.M. Cowardin, A.B. Sargeant, Harold F. Duebbert
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