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Book Chapters

Browse more than 5,500 book chapters authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.

Filter Total Items: 6195

Fishery science Fishery science

Abstract not submitted to date
Authors
R. E. Lennon

Inland fisheries Inland fisheries

Today's inland commercial fisheries are small independent operational units widely dispersed on lakes, impoundments, and streams throughout the vast central plains. The problems of the fisheries are diverse and unique to local conditions. Inland fisheries are particularly important to the Nation in times of international conflict because they are distributed throughout the area and the...
Authors
Louella E. Cable

Myiasis Myiasis

No abstract available.
Authors
K.J. Capelle

Petroleum possibilities of Yukon-Koyukuk Province, Alaska: region 1 Petroleum possibilities of Yukon-Koyukuk Province, Alaska: region 1

The Yukon-Koyukuk province covers 100,000 sq mi (259,000 sq km) along the west coast of Alaska, extending from the Brooks Range to the Yukon delta, but excluding the Seward Peninsula. It is essentially a vast tract of Cretaceous rocks locally veneered by Quaternary alluviated beds and volcanic rocks. The Cretaceous section contains a large volume of volcanic rocks, and most of the...
Authors
William W. Patton

Sea lampreys in the Great Lakes of North America Sea lampreys in the Great Lakes of North America

The movement of sea lampreys into the upper Great Lakes (Superior, Michigan, and Huron) initiated a series of biological changes which have extended beyond the fish directly attacked by the parasite. The threat posed by the sea lamprey was not generally recognized until it was well established in all the lakes and had seriously affected the fisheries in Lakes Huron and Michigan. As the...
Authors
Bernard R. Smith

Trichomoniasis Trichomoniasis

No abstract available.
Authors
R. M. Kocan, C. M. Herman

Aquilapollenites (Rouse) Funkhouser — Selected Rocky Mountain taxa and their stratigraphic ranges Aquilapollenites (Rouse) Funkhouser — Selected Rocky Mountain taxa and their stratigraphic ranges

The genus Aquilapollenites and its type species, A. quadrilobus, are redescribed, and the latter is illustrated. This report summarizes our present information on stratigraphic ranges of selected Rocky Mountain species and varieties of Aquilapollenites. Of the 17 taxa included in this report, 10 are previously named species, 4 are new species, and 3 are new varieties. One species is...
Authors
Bernadine D. Tschudy, Estella B. Leopold
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