Federal Actions Associated with Management and Recovery of Cook Inlet Beluga Whales
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Published: 2008
Total Pages: 236
ISBN-13:
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Published: 2008
Total Pages: 236
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Published: 2009
Total Pages: 1222
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Published: 2006
Total Pages: 300
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Published: 2008
Total Pages: 470
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DOWNLOAD EBOOKAuthor: Andrew E. Dizon
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Published: 1997
Total Pages: 404
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Published: 2001
Total Pages: 900
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DOWNLOAD EBOOKAuthor: Lance Edward Morgan
Publisher:
Published: 2005
Total Pages: 136
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DOWNLOAD EBOOKDescribes the process of identifying priority conservation areas--areas of trinational importance due to their ecological significance and threatened nature--which are in need of international cooperation for successful conservation.
Author: National Research Council
Publisher: National Academies Press
Published: 1998-02-27
Total Pages: 194
ISBN-13: 0309174406
DOWNLOAD EBOOKOcean harvests have plateaued worldwide and many important commercial stocks have been depleted. This has caused great concern among scientists, fishery managers, the fishing community, and the public. This book evaluates the major models used for estimating the size and structure of marine fish populations (stock assessments) and changes in populations over time. It demonstrates how problems that may occur in fisheries dataâ€"for example underreporting or changes in the likelihood that fish can be caught with a given type of gearâ€"can seriously degrade the quality of stock assessments. The volume makes recommendations for means to improve stock assessments and their use in fishery management.
Author: James A. Estes
Publisher: Univ of California Press
Published: 2006
Total Pages: 424
ISBN-13: 0520248848
DOWNLOAD EBOOK"A must read for anyone interested in the ecology of whales, this timely and creative volume is sure to stimulate new research for years to come."—Annalisa Berta, San Diego State University
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Published: 2005
Total Pages: 508
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