8123

• UCREFRP Catalog Number: 8123
• Author: Wydoski, R. S.
• Title: Coordinated Hatchery Facility Plan
• USFW Year: 1994.
• USFW - Doc Type: Need for Captive-Reared Endangered Fish and Propagation Facilities.
• Copyright Material: NO

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VIII.
IX.
TABLE OF CONTENTS (Continued)
Genetics Management of Captive Endangered Fishes in the
Page
Upper Colorado River Basin . . . . . . . . . . . . . . . . 19
A. Program Philosophy, Mission, and Goals for Genetics
Management of Endangered Fishes in the Upper
Colorado River Basin . . . . . . . . . . . . . . 19
B. Genetics Conservation Documents . . . . . . . . . . . . 20
C. Genetics Conservation Principles and Assumptions. . . . 21
D. Opportunities for Effective Management of Genetic
Resources . . . . . . . . . . . . . . . . . . . . . . . 21
E. Reasons for Maintaining Genetic Diversity in a
Captive Propagation Program . . . . . . . . . . . . . . 22
F. Genetic Risks Associated with Captive Propagation . . . 23
Sto cking as a Management Tool For Endangered Fish
Rec overy . . . . . . . . . . . . . . . . . . . . . . . . . 26
A. Guidelines for Stocking Endangered Colorado River
Fishes . . . . . . . . . . . . . . . . . . . . . . . . 26
B. Choice of Founders for Broodstock Development . . . . 26
C. Estimating the Number of Fish Required to Produce
Broodstocks . . . . . . . . . . . . . . . . . . . . . . 29
0. Important Considerations in Captive Propagation of
Endangered Fishes . . . . . . . . . . . . . . . . . . 31
E. Effective Population Size in Captive Propagation of
Endangered Fish . . . . . . . . . . . . . . . . . . . . 31
F. Ideal Number of Founders for Broodstock Development 34
G. Breeding Strategy for Captive Propagation When Small
Numbers of Endangered Fish are Available . . . . . . . . 35
Immediate, Short-Term, and Long-Term Needs for
Captive-Reared Endangered Fish . . . . . . . . . . . . . . . 36
A. Immediate Endangered Fish Needs . . . . . . . . . . . . 37
B. Short-Term Endangered Fish Needs . . . . . . . . . . . . 40
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