9591

• UCREFRP Catalog Number: 9591
• Author: Nesler, T. P.
• Title: Interactions Between Endangered Fishes and Introduced Gamefishs in the Colorado River, Colorado, 1986-1991.
• USFW Year: 2002.
• USFW - Doc Type: 91-29,
• Copyright Material: NO

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Table A-2 . Length freq uency distributions of icta1urid gamefish captured in Colorado River
backwaters Size classes include fish lenfrtbs UD to the size indicated.
Black bullhead Channel catfish
Length Seine Blockn,et Length Seine Blocknet Blocknet Blocknet Blocknet
(rom) 1986-199 1 1989-<; K> (rom) 1988- 199 1 April 1989 Julv 1989 Aoril 1 989 Julv 1989
20 0 0 50 1 0 ill~~~j~~~j~~j~~i~~~~~~~~r~*~~~~~~~~~ ~~~~~jj~~i~~~~i~l~~~~~f~~frill[~ :~~~~~~j~~~~~~~~~~j~~f:]~~~~~~~t~~lf:~~~f. ~ii~fllif~~N{~i.f.~~
30 2 0 ! 60 22 ~j~f:~~~~~~~~~~~~*~~wi~~ili~Mt~~~1~~ l~t~~~f~~~~~~~~~~~~~~1ffr~l~~~~~ illi~~:il~]:!ll:ti:8rti~l~:i~iil:::~%%:~~::::>~~~::~:::::jWJi:
40 60 0 i 70 6 ~j~~~~~J~~~~l~~~~[1M~~~i ~~1ftf~1~~~~~1~~~~*{1~~~f:t~~j~~~~j .~~~~~*~j~~f:~~~I~~~~1ii~ri~lill~~~~~~~~~~~ ;t~;;~:'~$:r.:..~:~.}t?:~~~Wlj
!
50 5 0 1 80 1 t~~~~i~l~~~~~~~~~~~~fi~~~r~~; ;~t~~~~j~~~~~~f~~~~~~~~ft~~~~~i*~ .~ll~~~~~~~~1~~~~j~j~~~~~~~~~i~~~fi ~f~ji~~i~1~r:~I~~~
60 9 0 90 0 ~fj~l~~1*1~*~i~!~~iJ~~~~j~~1j~!~f~j ~~~i~~~~~ili~~~~~~~~~lili~~~~i~If:1jJ~ :~~!~~~~~j~~~~~~~~~~~~~~~~~~~~l~~~m~?l~~~~~~~1 f*~lii~~~~~W~t~~;~~I~
70 1 8 0 I 100 0 0 2 0 0
80 3 0 , 1 10 1 li~ili;~~jf~~~~~ilii~~f:~lw.~~ili~f:~~~~~~~ f:~1~~~~~~~~~*~~~~~~~~~~~~~;~~ili~ ~~~~~~~~~~1I*~j~~~~w.~~~~~*~~~[~~j@j r::r:::;l
90 0 0 , 120 0 ~~~~~~~~~~~~~~f:~~~~~ll~\i~~~wi&~i~~1~ f:~~~;~~~~j~fJ~~~~~~~~~~~~~~~~~~~~t~ljttI~ .~~~I~*~~t~~~~~~~~~~~*~~~f:f~f~~~~fl~~~~~~~~
100 0 0 I 130 1 ~i~t1*1~~1~~I~~t~*~~~1i~~J.W:~1@~%~~ ~I~~~~;~~~~1~~j~1~~11~~~~~1~~~~~1~~~~~ tlj1~~~~~~&*l~~~~*i~~~~f:~~*ilit~;
1 10 0 1 r 140 0 fl:ll!:f:Ji.f!i~:l;,g:;il:ll~ft~@f:: ~lfili*t~~~~t~~j~~~~~j~jif:*~~~f:ili~ l~j~~~j~~~~~~~~~~1~~~*~f~*~~~~~*~~~~~~ ~~~~jf~~[!f~l*~fi~
120 0 01 150 1 0 1 1 0 0
130 01 . . .. ~r~m~~i~ili~~~~~~~~~I~~~~f~~f:~~:~ .~~~~~~J~~~~~~~~~~~f~i~~~~~~~~~~~~f~l~fu~~~~~~ ~~~fJf:*~~~~~l~tf~~
0 160 1 :~~IttHif~~M?~:~;ilitJ~i
:;:;::;.;:;.:.:::::.:::::.:::.:::::.; .::=::.; ~..
140 0 0 I 170 0 I~~~~~~~~~~~~~[~~~~~~~~~t~ .. : : fJ.~~f~~~~~i~~~~*[~~t~11i~~1~~ .r1~~~~~1~~~~~~~~fi~~~~1~~~~*ri~
i
150 0 11 180 0 jij~~j~j~~~~j~~t~~~~~~~~~~~~~~frl~~j~~~~~j~i~ ~~~j~~~~~~jr~~~~~i~Jf1t~~~~r~j~~i~ ~~~f~~~~F:~1~l~~~~~~~~~~~~~~~~~~~~1~~~~~~~*~; ~ili1Ir~i~~ill~~m~t~f~*mf~
160 1 21 190 0 jj)~i~~~~~j~~~~~~~~~i[~~~;~fii~~l~~~~~~~1~~~~ f~~~1i~ ~~~~~~ l~~~ [~~~~~~~1~~~~~~ ~j~ ~~ ~ ~ ~~~ [ :~~1~~iI~1~~~~i~~t~~~~1~~~~~~~~~tl~~f~~~~~ f*~~~~1~~~~~~g1~1&~~l~ffj~~~
170 0 3 I 200 0 0 0 0 1 8
180 0 01 2 10 ~~~~~~j~tili~~j~~~j~j~~~~~~ff:\~~l~~~~~~f~~~ ~~~~~~~ili~~~~~~i~~~~~~~~~~~i~j~~*~~[~~~~~~ ~~t~[i~f:~j~~~~~~j~~~ili~~#:~~~~~l~~~~~~I ~~~I~1~~~~~~~~~~~~~~~~~~~~~~~~~~1f~!.I~~~~t~~1
~t ~~fJ~r~f :-::~:;:~~:?:::
190 0 2T 220 i~~~~1~1~~~t~f~iy~~f~~~~~~~~~~~~1~i ~1~~~~~1~~~~~~~~~~~j~~~I~I~~~~~~~~~~~Jj~~j ~jji~*W~~~~fJ~~i~~~~~~~~~~~f~~~r.~i ~~j~~~~~~jj~~iil~~l~~~~~~~~~~~ ::~~f.::.
I tt;
200 0 21 230 :~If~~ill~~]~~~~~~I~~~~1t~m~i.~~ffi~ ::lj:;'i:it~lf:~l::f::Mi@@;'!:\ll ~~~~~~irf~~~~i~~~~~~*~~f:~f~*~~~~*~~~ f:~~~~t~~~~~~~~~~~~~tf*~~~1r~~~f!~~~~~i~ ::::~f.~:
2 11 . . . ~~i1~~~~1**i~~f:~f:1~W.~f:~~~I~t~*~~~; ~}~~1~~~~1j~~~~~~~I~~*~~~~~ri~~ ~~~t~~~~~~f~~~~fi~i~i*f~~~iJ~~~~; ~ffffi~~~..
10 0 240 ffiili~~~f~1~1}~~i~~f~I~~~~~~~~~~t~~r[~
220 0 d 250 .~~j*~~f~I~~~j~~~~~~*i~I~~~ 0 0 0 4
230 0 ] 300 ~~~f11~~~~~~~~~~~~~~~~f:j*f:~~f: 0 3 0 0
240 0 2 350 ~WfJ.~Jrji~~lii~ii 0 9 0 11
250 0 ~ 400 ~f:lrf#Kfjf~~ 13 77 7 98
260 0 3 450 tljf:WM*~~Wf$ti~ 1 6 25 3 72
270 0 4 500 . 8 4 5 1 3
280 0 1 550 6 0 0 3
290 0 ~ 600 :t~~~. . .:~ 4 0 0 0
.:..:::::.x:
3 10 0 3 650 :~:'~:~.:<.:)fJ.f1f:*~~r$; 3 0 0 0
Total 98 ~4 Total 43 50 13 1 15 225

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