3201

• UCREFRP Catalog Number: 3201
• Author: Osmundson, D. B.
• Title: Growth and Survival of Colorado Squawfish ‎(Ptychocheilus lucius)‎ Stocked in Riverside Ponds, With Reference To Largemouth Bass ‎(Micropterus salmoides)‎ Predation
• USFW Year: 1986
• USFW - Doc Type: \
• Copyright Material: NO

TABLE OF CONTENTS (Continued)

RESULTS . . . . . . . . . . . . . . . . . . . . . . . 36
Fi
ld
d
e
Stu
ies . . . . . . . . . . . . . . . . . . 36
Physical Limnology . . . . . . . . . . . . . 36
General . . . . . . . . . . . . . . . . 36
Temperature . . . . . . . . . . . . . . 38
Dissolved Oxygen 39
Specific Conductance . . . . . . . . . 39
Water Clarity . . . . . . . . . . . . . 41
Fi
h C
i
s
ommun
ties . . . . . . . . . . . . . . 42
Largemouth Bass . . . . . . . . . . . 42
Other Predacious Fish . 45
Forage-Sized Fish . . . . . . . . . . . 48
Pond Conditions at Time of Stocking . . . . 53
Largemouth Bass Predation . . . . . . . . . 53
Stomach C
t
t C
iti 53
on
en
ompos
on . . . . . .
Fall 1983 53
Summer 1984 58
Fall 1984 . . . . . . . . . . . . 61
Size-Related Predation . . . . . . . . 63
General . . . . . . . . . . . . . 63
Fall 1983 . . . . . . . . . . . . 65
Summer 1984 68
Fall 1984 . . . . . . . . . . . . 70
Hypothesis Tests . . . . . . . . . 70
Maximum Sizes of S awfish That
Largemouth Bass Can Swallow . . . . . . 73
Oth
d
er Pre
ation . . . . . . . . . . . . 79
Squawfish Growth . . . . . . . . . . . . . . 81
Fall 1983 Stocked Lot . . . . . . . . . 81
General .
Island Pond 81
81
Pabco Pond . . . . . . . . . . . . 82
Fish Chalet Pond . . . . . . . . . 82

IV