8135

• UCREFRP Catalog Number: 8135
• Author: Valdez, R. A.
• Title: Occurrence of Threatened and Endangered Fishes of the Colorado River in the Vicinity of the Proposed Jacobson Hydro No. 1 Project.
• USFW Year: 1984.
• USFW - Doc Type: Logan, Utah.
• Copyright Material: NO

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TABLE OF CONTENTS

1.0 INTRODUCTION. . .
1.1 Permit Deficiencies .
1.2 Objectives.
1. 3 Tasks.

2.0 PROJECT DESCRIPTION.
2.1 The Site. . . .
2.2 The Physical Plant .

3.0 METHODS. . . . .
3.1 Field Sampling.
3.2 Laboratory Procedures . .
3.3 Data Recording and Analyses .

4.0 SPECIES DISCUSSIONS.
4.1 Introduction .
4.2 Colorado Squawfish .
4.3 Humpback Chub .
4.4 Bony tail . . .
4.5 Razorback Sucker .
4.6 Sport Fishes .

5.0 RESULTS.
5.1 Species Composition.
5.2 Weekly Drift Densities.
5.3 Diel Drift. .. ..
5.4 Vertical Distribution of Drift .

6.0 DISCUSSION. . . . .
6.1 Permit Deficiencies .

7.0 LITERATURE CITED.

8.0 APPENDICES.
8.1 Appendix A: Field Data Sheets.
8.2 Appendix B: Data Summary .

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