Theses

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The USGS provides unbiased, objective, and impartial scientific information upon which our audiences, including resource managers, planners, and other entities, rely.

Browse more than 100 theses authored by our scientists going back to 1959 and refine search by topic, location, year, and advanced search.

Filter Total Items: 157

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January 1, 1980

An analysis of the extracellular growth products of Aeromonas salmonicida as virulence factors and potential immunogens An analysis of the extracellular growth products of Aeromonas salmonicida as virulence factors and potential immunogens

No abstract available at this time

Authors

R. C. Cipriano

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1980

Histopathology of selected diseases of salmonids Histopathology of selected diseases of salmonids

No abstract available

Authors

W. T. Yasutake

Ecosystems Mission Area, Western Fisheries Research Center

January 1, 1980

Interactions of lead polychlorinated biphenyl with duck plague virus infection in mallard ducks Interactions of lead polychlorinated biphenyl with duck plague virus infection in mallard ducks

No abstract available.

Authors

B.E. Barga

Ecosystems Mission Area, National Wildlife Health Center

January 1, 1980

Investigations of coyote reproductive behavior Investigations of coyote reproductive behavior

No abstract available at this time

Authors

D. A. Barnum

January 1, 1980

Pathologic manifestations of viral erythrocytic necrosis in fish Pathologic manifestations of viral erythrocytic necrosis in fish

No abstract available

Authors

J.R. MacMillan

Ecosystems Mission Area, Western Fisheries Research Center

January 1, 1980

The adaptive significance of flocking among wintering shorebirds The adaptive significance of flocking among wintering shorebirds

No abstract available at this time

Authors

B.E. Kus

Ecosystems Mission Area, Western Ecological Research Center (WERC)

January 1, 1979

An evaluation of the river die-away biodegradation test An evaluation of the river die-away biodegradation test

No abstract available at this time

Authors

G.D. Wylie

Ecosystems Mission Area, Western Ecological Research Center (WERC)

January 1, 1979

Pen-rearing of silver salmon (Oncorhynchus kisutch) in San Francisco Bay Pen-rearing of silver salmon (Oncorhynchus kisutch) in San Francisco Bay

No abstract available

Authors

S.D. Smith

Ecosystems Mission Area, Western Fisheries Research Center

January 1, 1979

Population biology of plains cottonwood (Populus sargentii) in northeast Colorado. (Undergraduate honors thesis) Population biology of plains cottonwood (Populus sargentii) in northeast Colorado. (Undergraduate honors thesis)

No abstract available at this time

Authors

K. McEachern

Ecosystems Mission Area, Western Ecological Research Center (WERC)

January 1, 1979

Population dynamics and sediment relations of Gemma gemma in San Francisco Bay Population dynamics and sediment relations of Gemma gemma in San Francisco Bay

No abstract available.

Authors

J.K. Thompson

January 1, 1978

Dietary sulfur requirements of fish: nutritional, pathological, and biochemical criteria Dietary sulfur requirements of fish: nutritional, pathological, and biochemical criteria

No abstract available at this time

Authors

Jimmy Wayne Page

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1978

Breeding biology and prey selection of ferruginous hawks in northwestern South Dakota Breeding biology and prey selection of ferruginous hawks in northwestern South Dakota

No abstract available.

Authors

C.L. Blair