Publications
This is a list of publications written by Patuxent employees since Patuxent opened in 1939. To search for Patuxent's publications by author or title, please click below to go to the USGS Publication Warehouse.
Filter Total Items: 8128
Conditioning black ducks to nest in elevated cylinders Conditioning black ducks to nest in elevated cylinders
No abstract available.
Authors
Frank B. McGilvrey
Population and harvest surveys Population and harvest surveys
No abstract available.
Authors
A. D. Geis
Nesting by a yearling Canada goose Nesting by a yearling Canada goose
A free-flying Canada goose (Branta canadensis interior), known to be just under a year old, laid a clutch of four eggs at the Patuxent Wildlife Research Center. At least half of the 2-year-old females nest at Patuxent, and almost all of the 3-year-olds nest. As far as we know, this is the first record of nesting by a yearling Canada goose.
Authors
L. C. Hall, Frank B. McGilvrey
A specimen of the black-throated sparrow from western Oregon A specimen of the black-throated sparrow from western Oregon
No abstract available.
Authors
J. M. Scott, W.A. Thackaberry, G.A. Bertrand
DDE thins eggshells and lowers reproductive success of captive black ducks DDE thins eggshells and lowers reproductive success of captive black ducks
Eggs of captive black ducks fed diets containing DDE at 10 and 30 ppm (dry weight) experienced significant shell thinning and an increase in shell cracking when compared to eggs of untreated black ducks. Eggshells from dosed ducks were: 18-24 percent thinner at the equator than shells from undosed ducks; 28-31 percent thinner at the cap; and 29-38 percent thinner at the apex. Shell...
Authors
J. R. Longcore, F. B. Samson, T.W. Whittendale
Population ecology of the great blue heron with special reference to western Oregon Population ecology of the great blue heron with special reference to western Oregon
Great Blue Heron (Ardea herodias) begin nesting in western Oregon about 1 month earlier than reported from the Philadelphia region and about 2 months earlier than reported from Southern Alberta. The number of young fledged per nesting pair in Oregon was 2.04 in 1970 which was nearly identical to the 1.91 believed necessary to maintain a stable population in the northern United States...
Authors
Charles J. Henny, M.R. Bethers
Black duck distribution, harvest characteristics, and survival Black duck distribution, harvest characteristics, and survival
No abstract available.
Authors
A. D. Geis, R.I. Smith, J.P. Rogers
Checklist of the birds of Oregon Checklist of the birds of Oregon
No abstract available.
Authors
G.A. Bertrand, J. M. Scott
[Book review] Animals in migration by Robert T. Orr [Book review] Animals in migration by Robert T. Orr
No abstract available.
Authors
R.C. Banks
Red-winged blackbird movements on Lake Erie Islands Red-winged blackbird movements on Lake Erie Islands
No abstract available.
Authors
M. Miskimen
Seventy-first Christmas bird count. 303. Little Creek, Va Seventy-first Christmas bird count. 303. Little Creek, Va
No abstract available.
Authors
P. Sykes