Book Chapters

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January 1, 1991

Field testing a new generation of radio-telemetry equipment

No abstract available.

Authors

L. D. Mech

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1991

Flight restraint techniques for captive cranes

Traditional techniques for preventing escape of captive cranes (i.e., tenotomy, tenectomy, wing clipping, confinement under nets, and amputation) are discussed briefly. Two additional techniques (i.e., brailing and vane trimming) are described in detail. The advantages and limitations of each technique are presented.

Authors

D. H. Ellis, F. J. Dein

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1991

Foreword

No abstract available.

Authors

A.L. Gardner

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1991

Freshwater molluscs as indicators of bioavailability and toxicity of metals in surface-water systems

During the past several decades, studies from a variety of locations have demonstrated widespread occurrence of metals in surface waters at concentrations significantly higher than background levels. Elevated concentrations are not limited to certain water types or polluted areas; they appear in all types of systems and in all geographic areas. It is clear that metals enter the aquatic systems fro

Authors

John F. Elder, Jerilyn J. Collins

January 1, 1991

Geology of the Uranian satellites

No abstract available

Authors

S.K. Croft, L. A. Soderblom

January 1, 1991

Hatchery management of lake trout exposed to chronic dissolved gas supersaturation

No abstract available at this time

Authors

W. F. Krise

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1991

Herons and egrets as proposed indicators of estuarine contamination in the United States

The National Contaminant Biomonitoring Program of the U.S. Fish and Wildlife Service Includes the sampling of freshwater fish, starlings, and duck wings. In order to include an estuarine component, herons and egrets are being evaluated. Organochlorine concentrations were measured In eggs and chicks of Snowy Egrets Egretta thula, Great Egrets Casmerodius albus, and Black-crowned Night-Herons Nyctic

Authors

T. W. Custer, Barnett A. Rattner, H. M. Ohlendorf, M. J. Melancon

Ecosystems Mission Area, Eastern Ecological Science Center

January 1, 1991