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WSP06858
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Last modified
1/26/2010 2:24:40 PM
Creation date
10/12/2006 1:55:12 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8240.300.02
Description
San Juan River Recovery Implementation Program - Recovery Plans & Information
Basin
San Juan/Dolores
Water Division
7
Date
9/30/1994
Author
San Juan Recovery Im
Title
Long Range Implementation Plan - San Juan River Recovery Implementation Plan
Water Supply Pro - Doc Type
Report/Study
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<br />DRAFT AND PREDECISIONAL DOCUMENT - FOR COORDINATION COMMmEE REVIEW ONLY <br /> <br />".::> <br />::> <br />.-:> <br />.::-J <br />c:o <br />U1 <br /> <br />Farmington. Colorado cutthroat trout is eliminated from almost all areas of former occupancy. <br />The range of roundtail chub is fragmented and it is generally rare where present. Colorado <br />squawfish is found in low numbers only in mainstem habitats downstream of the Animas and San <br />Juan confluence while razorback sucker is extremely rare and persists mainly as a few <br />individuals that periodically enter the San Juan Arm of Lake Powell. If historically present, <br />bony tail and humpback chub probably occurred mainly in the canyon-bound reaches of the lower <br />San Juan River. Numerous human-induced modifications and manipulations of the aquatic <br />habitats and introduction of non-native fishes have impacted all native fishes, including those that <br />remain comparatively common. <br /> <br />The overall strategy of management of the native fish community must be accomplished to <br />enable the achievement of the more specific goals of recovery and conservation of Colorado <br />squawfish and razorback sucker. The successful accomplishment of this goal is dependent upon <br />and will be assessed by the achievement of the following objectives. These general objectives <br />provide the framework for development of interim management objectives and quantifiable <br />recovery goals. <br /> <br />3.1.1 Mimicry of a natural hydrograph that reflects recent climatic conditions to meet <br />the biological and habitat needs of the fish while providing for human use of the <br />water resources. <br /> <br />3.1.2 Management of extant native fish species and enhancement of depleted native <br />species possible within the context of activities for endangered species. <br /> <br />3.1.3 Removal or remediation of factors which impede or preclude successful <br />management of the native fish community. <br /> <br />3.2' RECOVERY AND CONSERVATION OF COWRADO SQUAWFlSH IN <br />THE SAN JUAN RIVER BASIN AS A VIABLE PART OF THE NATIVE <br />FISH COMMUNITY. <br /> <br />3.2.1 REPRODUCTION <br /> <br />Spawning of sufficient frequency and magnitude must occur to produce adequate numbers of <br />offspring for recruitment to the adult population. Conditions must be provided for annual <br />reproduction. Reproduction will be documented by capture of young-of-year specimens. <br /> <br />3.2.2 RECRUITMENT <br /> <br />Regular recruitment of individuals to the reproductively active population IS required for <br />recovery and conservation. <br /> <br />3.2.3 RANGE AND ABUNDANCE <br /> <br />5 <br />
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