Critical Habitat for the Colorado River Endangered Fishes D; Biological Support Document B1;
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Page : 560 pages
File Size : 43,68 MB
Release : 1993
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Author :
Publisher :
Page : 560 pages
File Size : 43,68 MB
Release : 1993
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Publisher :
Page : 250 pages
File Size : 33,51 MB
Release : 1996
Category : Endangered species
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Author : W. L. Minckley
Publisher :
Page : 552 pages
File Size : 25,23 MB
Release : 1991-12
Category : Nature
ISBN :
In 1962 the Green River was poisoned and its native fishes killed so that the new Flaming Gorge Reservoir could be stocked with non-native game fishes for sportsmen. This incident was representative of water management in the West, where dams and other projects have been built to serve human needs without consideration for the effects of water diversion or depletion on the ecosystem. Indeed, it took a Supreme Court decision in 1976 to save Devils Hole pupfish from habitat destruction at the hands of developers. Nearly a third of the native fish fauna of North America lives in the arid West; this book traces their decline toward extinction as a result of human interference and the threat to their genetic diversity posed by decreases in their populations. What can be done to slow or end this tragedy? As the most comprehensive treatment ever attempted on the subject, Battle Against Extinction shows how conservation efforts have been or can be used to reverse these trends. In covering fishes in arid lands west of the Mississippi Valley, the contributors provide a species-by-species appraisal of their status and potential for recovery, bringing together in one volume nearly all of the scattered literature on western fishes to produce a monumental work in conservation biology. They also ponder ethical considerations related to the issue, ask why conservation efforts have not proceeded at a proper pace, and suggest how native fish protection relates to other aspects of biodiversity planetwide. Their insights will allow scientific and public agencies to evaluate future management of these animal populations and will offer additional guidance for those active in water rights and conservation biology. First published in 1991, Battle Against Extinction is now back in print and available as an open-access e-book thanks to the Desert Fishes Council.
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Page : 2256 pages
File Size : 50,93 MB
Release : 2003
Category : Indexes
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Author : Susan E. Goodman
Publisher : Millbrook Press
Page : 52 pages
File Size : 47,14 MB
Release : 2008-01-01
Category : Juvenile Nonfiction
ISBN : 0822567482
Describes efforts by scientists to reestablish a whooping crane flock that would spend summers in Wisconsin and winters in Florida.
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Page : 768 pages
File Size : 37,23 MB
Release : 1996
Category : Electronic journals
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Author : Gene Helfman
Publisher : John Wiley & Sons
Page : 736 pages
File Size : 43,94 MB
Release : 2009-04-03
Category : Technology & Engineering
ISBN : 1444311905
The second edition of The Diversity of Fishes represents a major revision of the world’s most widely adopted ichthyology textbook. Expanded and updated, the second edition is illustrated throughout with striking color photographs depicting the spectacular evolutionary adaptations of the most ecologically and taxonomically diverse vertebrate group. The text incorporates the latest advances in the biology of fishes, covering taxonomy, anatomy, physiology, biogeography, ecology, and behavior. A new chapter on genetics and molecular ecology of fishes has been added, and conservation is emphasized throughout. Hundreds of new and redrawn illustrations augment readable text, and every chapter has been revised to reflect the discoveries and greater understanding achieved during the past decade. Written by a team of internationally-recognized authorities, the first edition of The Diversity of Fishes was received with enthusiasm and praise, and incorporated into ichthyology and fish biology classes around the globe, at both undergraduate and postgraduate levels. The second edition is a substantial update of an already classic reference and text. Companion resources site This book is accompanied by a resources site: www.wiley.com/go/helfman The site is being constantly updated by the author team and provides: · Related videos selected by the authors · Updates to the book since publication · Instructor resources · A chance to send in feedback
Author : Jonathan Baillie
Publisher : IUCN
Page : 228 pages
File Size : 48,3 MB
Release : 2004
Category : Endangered plants
ISBN : 9782831708263
Applies Red List data to calculate a Red List Index.
Author : David J. Hafner
Publisher : IUCN
Page : 188 pages
File Size : 31,43 MB
Release : 1998
Category : Nature
ISBN : 9782831704630
The first comprehensive treatment of North American rodents of conservation concern. This action plan summarizes the rodent fauna of North America and provides available information on every rodent taxon that has been considered to be of conservation concern by state, provincial and private conservation agencies and regional experts. It is hoped that the survey provided in this action plan will serve as a common ground for all these parties in drawing up conservation strategies for rodents.
Author : Harold A. Kantrud
Publisher :
Page : 64 pages
File Size : 50,91 MB
Release : 1991
Category : Ruppia maritima
ISBN :