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
The value of certain drugs, especially sulfa drugs, in the treatment of furunculosis in brook trout, Salvelinus fontinalis
No abstract available.
Authors
J.S. Gutsell
Turbidity as a factor in the decline of Great Lakes fishes with special reference to Lake Erie
Fish live and thrive in water with turbidities that range above 400 p.p.m. and average 200 p.p.m. The waters of the Great Lakes usually are clear except in Lake Erie where the turbidities of the inshore areas averaged 37 p.p.m.; the turbidities of the offshore waters averaged less. Lake Erie waters were no clearer 50 years ago than they are now. In fact, the turbidity values are less now than they
Authors
John Van Oosten
Standardization of methods of expressing lengths and weights of fish
Fishery workers in the United States and Canada are unable to think readily in terms of the metric system of weights and measurements. Even long experience does not make it possible to form a clear idea as to the actual size of fish for which lengths and weights are given in metric units, without first converting to the English system. A more general adoption of the English system of weights and m
Authors
Ralph Hile
Vegetation of the Patuxent Research Refuge, Maryland
No abstract available.
Authors
Neil Hotchkiss, Robert E. Stewart
The effects of feeding DDT-treated insects to nestling birds
No abstract available.
Authors
J.L. George, R.T. Mitchell
Contents of crops, gizzards, and droppings of bobwhite quail force-fed known kinds and quantities of seeds
No abstract available.
Authors
G.H. Jensen, L.J. Korschgen
Food particle size and quality in relation to disease in artificially propagated quail chicks
No abstract available.
Authors
D.R. Coburn, R. B. Nestler
Gamebird propagation--its beginning, growth, and future
No abstract available.
Authors
R. B. Nestler