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
Aerial estimation of the size of gull breeding colonies
Counts on photographs and visual estimates of the numbers of territorial gulls are usually reliable indicators of the number of gull nests, but single visual estimates are not adequate to measure the number of nests in individual colonies. To properly interpret gull counts requires that several islands with known numbers of nests be photographed to establish the ratio of gulls to nests applicable
Authors
J.A. Kadlec, W.H. Drury
Gas chromatographic analysis of gamma-BHC, the cyclodienes, and DDT analogs
No abstract available.
Authors
C. M. Menzie, R. M. Prouty
Mourning dove capture and banding
No abstract available.
Authors
H.M. Reeves, A. D. Geis, F.C. Kniffen
Seven new white-winged doves from Mexico, Central America, and Southwestern United States
No abstract available.
Authors
G.B. Saunders