Record Details
Status of Oregon's bull trout : distribution, life history, limiting factors, management considerations, and status
Klamath Waters Digital Library
View Original Item
| Field | Value | |
| Title |
Status of Oregon's bull trout : distribution, life history, limiting factors, management considerations, and status
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| Creator |
Buchanan, David V; Hanson, Mary L; Hooton, Robert M
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| Date |
1997-10
2007-12-12 2005-08-16 |
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| Subject |
Bull trout -- Oregon
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| Description |
EXECUTIVE SUMMARY
Limited historical references indicate that bull trout Salvelinus confluentus in Oregon were once widely spread throughout at least 12 basins in the Klamath River and Columbia River systems. No bull trout have been observed in Oregon's coastal systems. A total of 69 bull trout populations in 12 basins are currently identified in Oregon. A comparison of the 1991 bull trout status (Ratliff and Ho well 1992) to the revised 1996 status found that 7 populations were newly...
"October 1997."; Includes bibliographical references (p. 156-168); Electronic reproduction. Portland, OR : Bonneville Power Administration, Environment, Fish, and Wildlife Division, 1997. Errata page inserted. "DOE/BP-34342-5." Mode of access: World Wide Web. System requirements: Adobe Acrobat reader CONTENTS Page PREFACE v EXECUTIVE SUMMARY vii INTRODUCTION1 GENERAL REVIEW3 Genetic Patterns 3 Life History3 Embryonic and Juvenile Life History4 Adult Life History5 Habitat Needs6 Potential Limiting Factors and Risks7 Genetic and Random Risks7 Overharvest 8 Passage Barriers 8 Non-native Salmonid Species 9 Habitat Loss and Degradation10 Climatic Changes 10 Ecosystem Change 12 OVERVIEW OF STATEWIDE STATUS 15 Historical Distribution15 Current Status15 Management Changes21 BASIN... STATUS OF OREGON'S BULL TROUT Distribution, Life History, Limiting Factors, Management Considerations, and Status Oregon Department of Fish and Wildlife STATUS OF OREGON'S BULL TROUT Distribution, Life History, Limiting Factors, Management Considerations, and Status Cover photo by David Buchanan This project was financed in part by the Sport Fish and Wildlife Restoration funds administered by the U. S. Fish and Wildlife Service Funds to publish this report were provided in part... |
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| Contributor |
Oregon. Dept. of Fish and Wildlife; United States. Bonneville Power Administration. Environment, Fish, and Wildlife
Bonneville Power Administration |
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| Source |
Originally published as: Status of Oregon's bull trout : distribution, life history, limiting factors, management considerations, and status (Portland, OR : Bonneville Power Administration, [1997])
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| Publisher |
Oregon Institute of Technology. Library
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| Rights |
Digital image copyright 2007. Oregon Institute of Technology. All rights reserved. http://digitallib.oit.edu/cdm/copyright/collection/kwl
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| Relation |
Digital reproduction of Internet document: http://worldcat.org/oclc/50769408
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| Format |
http://klamathwaterlib.oit.edu/about.php; File Size: 33,759,232 bytes
application/xml |
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| Identifier |
OIT-16-Aug-2005-172
http://digitallib.oit.edu/cdm/ref/collection/kwl/id/12788 |
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| Type |
text
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| Language |
en
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