Publications
This list of publications includes peer-review journal articles, official USGS publications series, reports and more authored by scientists in the Ecosystems Mission Area. A database of all USGS publications, with advanced search features, can be accessed at the USGS Publications Warehouse.
Filter Total Items: 41764
Limnetic crustacean zooplankton of Lake Oahe, May-October 1969
The limnetic crustacean zooplankton of Lake Oahe was dominated by copepods. Cyclops bicuspidatus thomasi was the dominant crustacean throughout the lake. Mesocyclops edax, Diaptomus ashlandi and Daphnia pulex were major components of the zooplankton in the deep, downstream portion of the lake while Bosmina longirostris and Daphnia retrocurva were important constituents in the river-like, upstream
Authors
James H. Selgeby
Physical and chemical characteristics of Lake Oahe, 1968-69
The physical and chemical characteristics presented provide a description of Lake Oahe and establish bases for certain characteristics which may alter as the reservoir ages. Water temperatures were strongly influenced by wind-driven currents and water depth. The duration of thermal stratification varied from about 3 wk in the upstream portion of the reservoir to about 15 wk near the dam in 1968 an
Authors
James H. Selgeby, William E. Jones
Bibliography of research publications of the U.S. Bureau of Sport Fisheries and Wildlife, 1928-1972
This bibliography comprises publications in fishery and wildlife research authored or coauthored by research scientists of the Bureau of Sport Fisheries and Wildlife and certain predecessor agencies. Separate lists, arranged alphabetically by author, are given for each of 17 fishery research and 6 wildlife research laboratories, stations, investigations, or centers. Publications coauthored by Bure
Authors
Paul H. Eschmeyer, Van T. Harris
Population ecology of the mallard: III. Bibliography of published research and management findings
No abstract available.
Authors
David R. Anderson, Patricia Ann Skaptason, Kathleen C. Fahey, Charles J. Henny
Monitoring mourning dove production via wing surveys in southeastern Pennsylvania
No abstract available.
Authors
L.S. Hoffman, D.E. Sheffer, J.S. Lindzey
Some helminth parasites of the American bald eagle
Bald eagles (Haliaeetus leucocephalus) found dead or moribund in the United States and Canada and submitted to Patuxent Wildlife Research Center were examined for helminth parasites. Nine genera of helminths were reported which include new host records for Clinostomum complanatum, Neogogatea pandionis, Centrorhynchus sp., Serratospiculum amaculata, Capillaria contorta, and Habronema americanum.
Authors
A.A. Kocan, L. N. Locke
Relationships among three criteria of puberty in Peromyscus leucopus noveboracensis
No abstract available.
Authors
J.G. Rogers, G.K. Beauchamp
Observations on the terrestrial wing displays of breeding Willets
No abstract available.
Authors
M.A. Howe
Seasonal variation of the upper digestive tract yeast flora of feral pigeons
Feral pigeons were sampled over a 16-month period to determine whether their normal yeast flora varied according to season. Candida albicans and Saccharomyces telluris occurred during the entire sampling period, with C. albicans reaching its highest levels between August and January and S. telluris peaking from March through May. Candida krusei was present for 10 months but exhibited no predicta
Authors
R. M. Kocan, H.F. Hasenclever
[Book review] Kentucky Birds. A Finding Guide, by Roger W. Barbour, et al
No abstract available.
Authors
C.S. Robbins