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: 41918
Concentrations of some inorganic constituents in gallbladder bile from some freshwater fishes
No abstract available.
Authors
J. B. Hunn
The effects of exposure to Thanite on the blood chemistry of carp
Abstract has not been submitted
Authors
J. B. Hunn
Exposure times necessary for antimycin and rotenone to eliminate certain freshwater fish
Abstract has not been submitted
Authors
P.A. Gilderhus
Blood chemistry values for some fishes of the upper Mississippi River
Abstract has not been submitted
Authors
J. B. Hunn
Policy statement on the use of toxicant in management of aquatic resources
Abstract has not been submitted
Authors
R.S. Cook, A.M. Beeton, P.M. Cook, P.H. Derse, A. Hasler, R.E. Lennon, P. Sager, W. Selbig
Summer foods of American widgeon, mallards, and a green-winged teal near Great Slave Lake, N.W.T
No abstract available.
Authors
J. C. Bartonek
Summer distribution of pelagic birds in Bristol Bay Alaska
No abstract available.
Authors
J. C. Bartonek, D.D. Gibson
Hatchability tests with eggs from captive wood ducks
The effect of diet and artificial incubation on fertility and hatchability of wood duck (Aix sponsa) eggs and survival of young was measured. Hatchability of eggs from hens fed a diet containing 37 percent protein was increased significantly (P
Authors
H. A. Doty
Bird mortality at four towers in eastern North Dakota--fall 1972
Abstract has not been submitted
Authors
M.L. Avery, T. Clement
Techniques for establishing local breeding populations of wood ducks
A study was conducted on the Arrowwood National Wildlife Refuge in east-central North Dakota to further evaluate a technique for establishing nesting wood ducks (Aix sponsa) by releasing propagated birds and installing nest houses. No wood duck nesting had been recorded previously in the area. During May-July 1968, 253 ducklings, hand-reared at the Northern Prairie Wildlife Research Center near Ja
Authors
H. A. Doty, A.D. Kruse
Migration of birds in North Dakota during fall 1971
Abstract has not been submitted
Authors
D. H. Johnson, J. T. Lokemoen, P. F. Springer
Effect of certain anesthetic agents on mallard ducks
Four anesthetic agents used in human or veterinary medicine and 3 experimental anesthetic preparations were evaluated for effectiveness in inducing narcosis when administered orally to game-farm mallard ducks (Anas platyrhynchos).Tribromoethanol was the only compound to satisfy criteria of initial tests. Mean duration of the induction, immobilization, and recovery periods was 2.4 minutes, 8.7 minu
Authors
D. R. Cline, R. J. Greenwood