7879

• UCREFRP Catalog Number: 7879
• Author: Wydoski, R. S.
• Title: Annual Propagation Operation Plan, 1996.
• USFW Year: 1996.
• USFW - Doc Type: \
• Copyright Material: NO

Table of Contents
Section Topic Paqe
I. Relation of Propagation to the Recovery Program . . . . . . . 1
II. Reasons for Propagating Endangered Fishes . . . . . . . . . . 1
III. Recovery Program Philosophy and Goals Regarding
Genetics Conservation . . . . . . . . . . . . . . . . . . . . 1
IV. Endangered Fish Stocks in the Upper Colorado River Basin . . 2
V. Species Priorities for Propagating Endangered Fishes . . . . 3
VI. Propagation Facilities Needed in Upper Basin . . . . . . . . 4
A. Primary Refuges . . . . . . . . . . . . . . . . . . . . . 4
B. Backup Refuges . . . . . . . . . . . . . . . . . . . . . 4
C. Growout or Production Ponds . . . . . . . . . . . . . . . 4
VII. Permanent Propagation Facilities in the Upper Basin . . . . . 5
VIII. Current Propagation Efforts in the Upper Basin . . . . . . . 5
A. Razorback Sucker - Middle Green River Stock . . . . . . . 5
B. Razorback Sucker - Upper Colorado River Stock . . . . . . 6
C. Colorado Squawfish - Upper Colorado River Stock . . . . . 7
D. Humpback Chub - Black Rocks Canyon Stock . . . . . . . . 7
E. Humpback Chub - Westwater Canyon Stock . . . . . . . . . 8
F. Long-Term Research . . . . . . . . . . . . . . . . . . . 8
IX. References . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 1. Priorities among endangered fish species, among
presumptive stocks within species, and management
action priorities for placing fish in refuges or
broodstock development in the Upper Colorado
River Basin . . . . . . . . . . . . . . . . . . . 12
Table 2. Endangered fishes in captivity at Recovery Program
propagation facilities in the Upper Colorado River
Basin - 1996 . . . . . . . . . . . . . . . . . . . . 13
Table 3. Family lots of razorback suckers that were
developed during 1994 and 1995 and are in
ponds at the Horsethief State Wildlife Area CO 18
Table 4. Proposed Recovery Program spawning activities
for broodstock development and experimental
stocking in 1996 . . . . . . . . . . . . . . . . . 19