8141A

• UCREFRP Catalog Number: 8141A
• Author: Wydoski, R. S. and W. T. Helm.
• Title: Effects of Alterations to Low Gradient Reaches of Utah Streams.
• USFW Year: 1980.
• USFW - Doc Type: \
• Copyright Material: NO

TABLE OF CONTENTS

Page

SUMMARY AND CONCLUSIONS
RECOMMENDATIONS . . . . . .
TABLE OF CONTENTS . . . . .
LIST OF FIGURES . .
LIST OF TABLES . . .
ACKNOWLEDGMENTS .
INTRODUCTION . . . . . . .
DESCRIPTION OF STUDY AREAS .
METHODS . . . . . . . . . .
RESULTS AND DISCUSSION. . . . . .
Physical Parameters . . . . . . . . . . . . . . .
General changes in meander, current and ~avel bars
Changes in cross section with time . . . . . . . .
Sand and gravel transport and deposition . .
Stream length . . . . . . . . . .
Stream bed gradient . . . . . . .
Time of sand and gravel movement .
Effects of channel changes .
Brown Trout . . . . . . .
Movement . . . . . . .
Growth . . . . . . . . .
Population estimates . .
Biomass and ~oduction .
Mountain Whitefish . . . .
Movement . . . . . . . .
Movement of Adult Fish.
Growth . . . . . . . .
Population estimates. .
Biomass and production . . . . .
Macroinvertebrates . . . . . . .
Families of macroinvertebrates ....
Diversity indices .... . . . . .
Size Separation, Density, Standing Crops
Annual production . . . . . . . . . . . .
Responses of macroinvertebrates to perturbation
LITERATURE CITED . . . . . . . . . . . .
APPENDI CES . . . . . . . . . . . . . . . . . . . . . . .

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