9301

• UCREFRP Catalog Number: 9301
• Author: Wydoski, R. S.
• Title: Green River Fishes and Invertebrates.
• USFW Year: 1967.
• USFW - Doc Type: Logan, UT.
• Copyright Material: NO

•
LIST OF FIGURES
Figure Page
- - - 1.- `Location &f sampling stations on the Green River,
Utah - Colorado . . . . ... 8
2. Mean monthly water temperatures at Greendale, Utah
(0.5 MBD) during the pre-impoundment years (1957-1959,
1962) and during the post-impoundment years (1963-65),
" ---- data from U. S. Geological' Survey 17
3. Mean monthly discharge of Flaming Gorge Dam and range
of water temperature recorded on maximum-minimum
thermometers for unequal time intervals, Allen Ranch
(26.0 MBD), unpublished data from Utah Department of
Fish and Game and U. S. Geological Survey - January,
1963 through September,.1965 , . . . . . . 18
4. Density of Baetis sp. I nymphs on the bottom and in
drift, Little Hole, Green River, 1965 . . . . 72
5. Density of Simuliidae larvae on the bottom and in
r
1965
Ri
d
Li
l
G
if
l
H
72
. . .
,
o
e,
reen
ve
r
tt
e
t,
6. Density of Baetis sp. I nymphs on the bottom and in
_ drift, Carr Ranch, Green River, 1965 73
7. Density of Simuliidae larvae on the bottom and in ?
drift, Carr Ranch, Green River, 1965 . . 73
8. Turbidity and drift rates of Baetis sp. I nymphs,
Carr Ranch, Green River, September 5 and 7, 1965 76
9. Drift rates of Chironomidae larvae and other aquatic
invertebrates during a 1-1/2 - ft. drop•,and rise in
water level, Island Park, Green River, September 7-9,
1964 . . . . . . . . 78
10. Increased drift, rates of Chiro.nomidae larvae following
.
r
a sudden increase in flow, Little Hole, Green River, ._...
_
June 11, 1965 . . . . 80
•