8119

• UCREFRP Catalog Number: 8119
• Author: Valdez, R. A. and B. R. Cowdell.
• Title: Effects of Flow Regulation and Ice Formation on Overwinter Nursery Habitat and Survival of Age-0 Colorado Squawfish in the Green River Below Flaming Gorge Dam - Draft.
• USFW Year: 1996.
• USFW - Doc Type: Logan, Utah.
• Copyright Material: NO

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15
10
5
Ul 0
:J
'0
Q) -5
(,)
Ul
C1l
C1l -10
'-
CJ)
C1l
0 -15
-20
-25
-30

Ul
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(,)
Ul
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o

Figure 64.

1986 - 87

River Ice ---+-

...-.

......................................................................._............................. "0 ... ....n.. .n........._.............. ........................__............__..............

..-.......................................................-.........nn.....n.._............._...._..................._...._..................__..........................._.__.nn....................

NOV

DEC

FEB

JAN

MAR

15

1987 - 88

10

...-. River Ice

---..

5

o

-5

-10

-15

-20

-25

-30

NOV

DEC

JAN

FEB

MAR

. (I,: ~t' ) ( ~fI,'1I'1~)
Mean daily river temperatures~nd minimum daily air temperatures-recorded near
Jensen, UTforwinters 1986-87, 1987-88, 1993-94, and 1994-95, as well as the period of
observed surface ice. Water temperatures were recorded at the USGS gage near
Jensen, UT. Minimum daily air temperatures were recorded by the NOAA weather
station at Jensen, UT.

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