8097

• UCREFRP Catalog Number: 8097
• Author: American Fisheries Society.
• Title: Proceedings of the 18th Annual Meeting, Colorado - Wyoming Chapter, American Fisheries Society.
• USFW Year: 1983.
• USFW - Doc Type: March 2-3, 1983.
• Copyright Material: NO

90
110
- 1979
80
~ 1980
70 90
:z: 60 55 :;
fA E III
I&. I I&. 70
I&. 50 I&.
0 I 0
w 0 0
1.0 z Z
40 50
30 i
55 30
20 i
I E
== i
10 = I 1= 10
E
. :: i - -
0
2 3 4 5 6 7
AGE

FIGURE 1. Age frequency of brown trout
collected in Dillon Reservoir and the Blue
River, 1979-1980.

,'"
J . \ .
/ : ):
I : ,.
I . I: ____ 1979
,: ..
I. ,:
,: I. ....... 1980
I. I:
I: I.
: : \:
:: \:

,.' I:
,: I.
,. I:
I: I.
,. I:
I: ,.

:: \:
,. I:
,: I.
:: \:
I. L._": I"~
,: .-, "
I: : \ " I~
I. :' ,....1 'I \
" : : " " \ I \
, . : \ I ",' \ ,
J ,: . " V \ ,I
" : \ ' I ,
/1 : \/ \
I . . ,
;....f.: i \

.: ,,' :. .'. .'e. I ....
, .. . . ,~/ \
......... ,,",: ,,/ :..- .......... .... .........~..
.........~f""....~_..../ ........

100

500
LENGTHlmml

700

300

,FIGURE 2. Length frequency distribution of
brown trout collected in Dillon Reservoir and
the Blue River, 1979-1980.