7739

• UCREFRP Catalog Number: 7739
• Author: Muth, R. T. and T. P. Nesler.
• Title: Associations Among Flow and Temperature Regimes and Spawning Periods and Abundance of Young of Selected Fishes, Lower Yampa River, Colorado, 1980-1984 - Final Report.
• USFW Year: 1993.
• USFW - Doc Type: \
• Copyright Material: NO

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LIST OF TABLES

Table ~
1. Fishes of the Yampa River, Colorado. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

2. Area sampled and number of samples per year, sampling period, and river reach
for seine collections in backwaters or shoreline habitats with negligible water

velocity, lower Yampa River, Colorado ........................................... 6

3. Discharge parameters for the lower Yampa River near Maybell and at Deerlodge

Park, Colorado ............................................................ 11

4. Water-temperature parameters for the mainchannel of the lower Yampa River

near Mayben, Colorado. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 11

S. Correlations among years between values of monthly river4ischarge parameters and
numbers of degree4ays per month for selected mainchannel water temperatures,
lower Yampa River near Maybell, Colorado, 1981-1984 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 14

6. Correlations among years between total catch-per-unit-effort and percentage of
occurrence of age-O or older fish for selected fishes, lower Yampa River, Colorado,

1980-1984 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 17

7. Relative abundance of age-O fISh, by river reach and over all reaches per year and
by reach over all years, for selected native fIShes collected with seines from
backwaters or shoreline habitats with negligible water velocity, lower Yampa River,

Colorado . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18

8. Relative abundance of age-O or older fish, by river reach and over all reaches per
year and by reach over all years, for selected nonnative fIShes collected with seines
from backwaters or shoreline habitats with negligible water velocity, lower Yampa

River, Colorado. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 19

9. Correlations among years between values of total relative abundance of age-O fish
and annual spawning-period parameters for selected fishes, lower Yampa River,

Colorado, 1980-1984 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 21

10. Correlations among years between values of monthly river4ischarge parameters and
annual spawning-period parameters for selected fishes, lower Yampa River,

Colorado, 1980-1984 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 30

11. Correlations among years between values of monthly river4ischarge parameters and
total relative abundance of age-O fish for selected fIShes, lower Yampa River,

Colorado, 1980-1984 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 31

12. Correlations among years between numbers of degree4ays per month for selected
mainchannel water temperatures and values of annual spawning-period parameters
for selected fishes, lower Yampa River, Colorado, 1980-1984 . . . . . . . . . . . . . . . . . . . . . . . . .. 32

13. Correlations among years between numbers of degree4ays per month for selected
mainchannel water temperatures values of total relative abundance of age-O fish for
selected fIShes, lower Yampa River, Colorado, 1980-1984 ............................ 33

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