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Threatened and Endangered Species
Threatened and Endangered Species
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Rare, threatened, and endangered species of Oregon
ORNHIC maintains extensive databases of Oregon biodiversity, concentrating on rare and endangered plants, animals and ecosystems. The program is managed by OSU, but has been a
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Rare, Threatened and Endangered Species of Oregon
Extinction is a natural process. Today, however, plant and animal species are disappearing world-wide at an accelerated pace. Based on current trends, half of the species on earth will be extinct within the...
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Rare, Threatened and Endangered Species of Oregon
Extinction is a natural process. Today, however, plant and animal species are disappearing world-wide at an accelerated pace. Based on current trends, half of the species on earth will be extinct within the...
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Rare, Threatened and Endangered Species of Oregon
Extinction is a natural process. Today, however, plant and animal species are disappearing world-wide at an accelerated pace. Based on current trends, half of the species on earth will be extinct within the...
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Final biological assessment: the effects of proposed actions related to Klamath Project operation (April 1, 2002-March 31,...
"Partially incorporating January 22, 2001 Biological assessment submitted to the National Marine Fisheries Service and February 13, 2001 Biological Assessment submitted to the U.S. Fish and Wildlife Service" ;...
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Recovery plan for the native fishes of the Warner Basin and Alkali Subbasin : Warner sucker (threatened) Catostomus...
"April 1998"--P. [4] of cover; Includes bibliographical references (p. 57-66)
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Rare, Threatened and Endangered Plants and Animals of Oregon
Extinction is a natural process. Today, however, plant and animal species are disappearing world-wide at an accelerated pace. Based on current trends, half of the species on earth will be extinct within the...
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Exploring Mitigation Options to Reduce Vehicle-caused Mortality for the Oregon Silverspot Butterfly, Speyeria zerene...
The Oregon Silverspot Butterfly (OSB), Speyeria zerene hippolyta, is federally listed as “threatened.” It historically inhabited coastal regions of Washington, Oregon, and California (USFWS 2001). OSB...
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Connecting Habitat Across Roads: Field Testing Mitigation Strategies for Reducing Road Mortality of an Imperiled Butterfly
Roads impact wildlife in a variety of ways including fragmentation of populations, reduced access to habitat, and direct mortality from vehicle strikes. Such road effects likely impact the Oregon silverspot...
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Scientific disagreement regarding coho salmon status under the ESA
Internal memo between staff of the National Marine Fisheries Service dated September 27, 1996 which summarizes the issues of scientific disagreement related to the listing of three coho salmon as an endangered...
