8175

• UCREFRP Catalog Number: 8175
• Author: Converse, Y. K., L. D. Lentsch and R. Valdez.
• Title: Evaluation of Size-dependent Overwinter Growth and Mortality of Age-0 Colorado Pikeminnow.
• USFW Year: 1999.
• USFW - Doc Type: Salt Lake City, Utah.
• Copyright Material: NO

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LIST OF FIGURES

Map of the Green River basin ....................................,.. 20

Lengths of age-O Colorado pikeminnow sampled in fall
of 1991 for scale analysis. . . . . . . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , . , .21

Cl for age-O Colorado pikeminnow with scales sampled in fall

1991 ........................................,.,................ 22

Total circuli number regressed against total length of young
Colorado pikeminnow . . . . . . . . . . . . . . . . . . . . . . . . . . . , , . . . . . . . . . . . . . . . . 23

Distribution of C2 for all adult fish used in scale analysis ................. 24

Distribution of C 1 for adults .....................,.................. 25

Mean length exceedence curve for age-O Colorado pikeminnow
caught in fall and age-l Colorado pikeminnow caught in
proceeding spring in the lower (8 seasons) and middle
(6 seasons) Green River. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Quantile-quantile plots of fall age-O and spring age-l Colorado
pikeminnow length-frequency distributions for 7 seasons
from the lower Green River . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Quantile-quantile plots of fall age-O and spring age-l Colorado
pikeminnow length-frequency distributions for 5 seasons
from the middle Green River . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Mean daily water temperatures above 130 C which represents
growing season for Colorado pikeminnow for A) the Green
River gage and B) the Jensen gage ................................... 29

DD during summer and winter periods using a) degrees above
l30C and b) degrees above l30C multiplied by growth

indices ......................................................... 30

Average summer flows verses mean length of age-O Colorado

pikeminnow in fall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

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