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: 41763
Nesting attentiveness and incubation period of a wood duck
No abstract available.
Authors
P.A. Stewart
Evaluating causes of population change in North American insectivorous songbirds
Although the North American Breeding Bird Survey (BBS) is a principal source of information regarding populations of most North American bird species, many features of the survey complicate analysis of population change. Correlation studies based on BBS data cannot be used to unambiguously define cause and effect relationships. Recently, B?hning-Gaese et al. (1993) presented an analysis of popul
Authors
C.S. Robbins
Indian backgrounds of the Patuxent Wildlife Research Center
Popular account of archaeological history of the area.
Authors
Effects on wildlife
No abstract available.
Authors
J.B. DeWitt, D.G. Crabtree, R.B. Finley, J.L. George
Common parasites of fishes
No abstract available at this time
Authors
G. L. Hoffman, C.J. Sindermann
Estimation of the brook and sea lamprey ammocoete populations of three streams
Marking experiments on three streams in the Upper Peninsula of Michigan yielded quantitative estimates of populations of larval and transforming lampreys. The estimates not only gave an idea as to the numbers of ammocetes in the streams, but also confirmed the judgments of abundance based on earlier surveys with electric-shocking equipment and provided valuable information on the movement of larva
Authors
Bernard R. Smith, Alberton L. McLain