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: 41756
Age and growth of the rock bass, Ambloplites rupestris (Rafinesque), in Nebish Lake, Wisconsin
The present study of the age and growth of the Nebish Lake rock bass is another in a series of papers that have been based wholly or in part on materials collected in the course of investigations on the fishes of the lakes of the northeastern highlands, Wisconsin, conducted cooperatively by the Wisconsin Geological and Natural History Survey and the United States Bureau of Fisheries over the perio
Authors
Ralph Hile
Bathymetric distribution of fish in lakes of the northeastern highlands, Wisconsin
The present study of the bathymetric distribution of fish in the lakes of northeastern Wisconsin has been based on records of the catches of gill nets fished during the summers of 1930, 1931 and 1932. During the first of the three summers, soundings were made only of the general area in which each gang of nets was fished. In 1931 and 1932, however, individual records were made of the depths from w
Authors
Ralph Hile, Chancey Juday
Some autopsy findings in fur animals: Summary of post-mortem examinations at Patuxent Research Refuge, Bowie, Maryland
No abstract available.
Authors
W.H. Armstrong
Some autopsy findings in fur animals: Summary of post-mortem examinations at Patuxent Research Refuge, Bowie, Maryland
No abstract available.
Authors
W.H. Armstrong
Banded birds recovered in El Salvador
Three records of birds banded in the United States and recovered in El Salvador have recently been received and seem of sufficient importance to warrant immediate publication.
Authors
M.T. Cooke
Returns from banded birds: Recoveries of same banded birds of prey
No abstract available.
Authors
M.T. Cooke
Some autopsy findings in fur animals: Summary of post-mortem examinations at Patuxent Research Refuge, Bowie, Maryland
No abstract available.
Authors
W.H. Armstrong
3,000 wild bird autopsies on western lake areas
No abstract available.
Authors
E. R. Quortrup, J.E. Shillinger
The toxicity of Crotalaria spectabilis seed for quail
Crotalaria as a cover crop is gaining attention in our country's conservation program. This genus of the legume or pulse family consists of more than 100 species. Of this number at least six are known to be very toxic to cattle, sheep, and horses. The seeds of Crotalaria spectabilis are poisonous to bob-whites. Under ordinary conditions, however, they are not eaten by the birds when there is a
Authors
R. B. Nestler, W. W. Bailey