7029

• UCREFRP Catalog Number: 7029
• Author: Hepworth, D. K., et al.
• Title: Lake Powell Post-Impoundment Investigations
• USFW Year: 1977.
• USFW - Doc Type: Annual Performance Report January 1977 - December 1977.
• Copyright Material: NO

TABLE OF CONTENTS
Page
LIST OF TABLES.
LIST OF FIGURES v
INTRODUCTION . . . . . . . . . . . . . . . . . . . 1
JOB NUMBER
I. THREADFIN SHAD STUDY . . . . . . . . 2
Background . . . . . . . . . . . . . 2
Methods . . . . . . . . . . . . . . . 2
Results . . . . . . . . . . . . . . 5
Discussion . . . . . . . . 7
Recommendations . . . . . . . . . . 16
References Cited . . . . . . . . . 17
II. MEASUREMENT OF FISHERY HARVEST, PRES-
SURE, AND SUCCESS. . 19
Background . . . . . . . . . . . . . 19
Methods . . . . . . . . . . . . . . . 19
Results . . . . . . . . . . . . . . 20
Discussion . . . . . . . . 24
References Cited . . . . . . . . . . 28
III. INDEX TO ANNUAL FISH POPULATION
TRENDS 30
Background . . . . . . . . . . 30
Methods . . . . . . . . . . . . 30
Results . . . . . . . . . . . . ... 31
Annual Netting .' 31
Electrofishing . . . . . . . . . . 34
Discussion . . . . . . . . . . 0 0 0 34