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: 41778
Recovery Plan for the Eastern Timber Wolf
No abstract available.
Authors
R. E. Bailey, L. D. Mech, W. C. Hickling, R. Nicotera, L. Rutske, R. M. Linn, R. E. Radtke, K. Siderits
Statistical inference from band recovery data - a handbook
No abstract available.
Authors
Cavell Brownie, David R. Anderson, Kenneth P. Burnham, Douglas S. Robson
Catalog of Alaskan seabird colonies
No abstract available.
Authors
Arthur L. Sowls, Scott A. Hatch, C. J. Len-Sink
Rapid method for determining concentrations of Bayer 73 in water during lampricide treatments
Two simple, rapid, sensitive methods were developed for determining the concentration of the lampricide 2',5-dichloro-4'-nitrosalicylanilide (Bayer 73) in stream water. Bayer 73 was extracted from acidified water samples with chloroform and then hydrolyzed to 2-chloro-4-nitroaniline (CNA) with either acid or base. The CNA was diazotized with sodium nitrite, and an azo dye was formed with either N-
Authors
V. K. Dawson, P.D. Harman, D.P. Schultz, J. L. Allen
Fish farmer must know what to do when turbidity becomes a problem in his ponds
No abstract available.
Authors
M. Martin
Karyotypic analysis of the Podocnemis turtles
No abstract available.
Authors
A. Rhodin, R.A. Mittermeier, A.L. Gardner, F. Medem
The seventy-eighty Audubon Christmas bird count. 393. Little Creek, Va
No abstract available.
Authors
P.W. Sykes
The seventy-eighth Audubon Christmas bird count. 376. Back Bay National Wildlife Refuge, Va
No abstract available.
Authors
P.W. Sykes
The seventy-eighth Audubon Christmas bird count, introduction: North Carolina, South Carolina, Georgia, Florida
No abstract available.
Authors
P.W. Sykes
Changes in a box turtle population during three decades
Studies of a Maryland population of marked box-turtles (Terrapene carolina) in 1945, 1955, 1965 and 1975 showed a pronounced decline in population size during the three decades; the greatest change came between 1965 and 1975, when numbers were reduced by half. Proportions of females and of young also declined. Fifteen % of the males and 11% of the females that were more than 20 years old in 1945
Authors
L. F. Stickel