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WSPC05284
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Last modified
1/26/2010 11:43:06 AM
Creation date
10/9/2006 5:07:27 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8240.200.10.H
Description
Colorado River Threatened-Endangered - UCRBRIP - Program Organization-Mission - Stocking
State
CO
Basin
Colorado Mainstem
Water Division
5
Date
1/17/1997
Author
Pitts and Cook
Title
Propagation and Stocking Activities of the Recovery Implementation Program for Endangered Fish Species in the Upper Colorado River Basin - Summary-Status and Assessment - Draft - 01-17-97
Water Supply Pro - Doc Type
Report/Study
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<br />- <br /> <br />0028::.6 <br /> <br />Table 3, Number of captive-reared razorback sucker larvae to be and the <br />expected survival at the end of each growing season to the Year 2000 <br />when the fish will be approximately 17 inches (-430 mm) in total <br />1 ength and reach sexual maturi ty, These fi sh wi 11 be stocked into <br />the Middle Green River in October, 1997. <br /> <br />Year larvae 1996 1997 1998 1999 2000 <br />Mean Tl (in.) 0.5 6-8 12 14 16 17 <br />Survival Rate 0.33 0,3 0.5 0.8 0.8 <br />Wi] d larvae 1,000 330 99 50 40 32 <br />Captive-Reared 3,030 1,200 1/ 360 180 144 115 <br /> Total Adult Fi sh 128 <br /> <br />1/ In 1995, 200 fish from each famlly lot were stocked into the Mlddle Green <br />River after one growing season. The number of fish to be stocked in the <br />future is equalized by the number of fish (200) after the first growing <br />season. The numbers were then adjusted using the estimated survival <br />rates. <br />
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