7025

• UCREFRP Catalog Number: 7025
• Author: Hawkins, J. A. and T. P. Nesler.
• Title: Nonnative Fishes in the Upper Colorado River Basin
• USFW Year: 1991.
• USFW - Doc Type: An Issue Paper.
• Copyright Material: YES

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Table 3. Nonnative fish species listed as presenting problems for native fish fauna in the
1 Colorado River Basin and southwestern United States. Species are ranked by number of
respondents listing the species as a problem.
No.
Species Common Name votes Rank
t 1) Ietalurus punctatus channel catfish 16 1
I 2) Cyprinella lutrensis red shiner 14 2
f 3) Esox Lucius northern pike 12 3
, 4) Cyprinus carpio common carp 10 4
5) Lepomis cyanellus green sunfish 9 5
6) Pimephales promelas fathead minnow 9 5
7) Notropis stramineus sand shiner 6 6
8) Micropterus salmoides largemouth bass 5 7
9) Ameiurus melas black bullhead 5 7
10) Gambusia affinis mosquitofish 4 8
11) Morone saxatilis striped bass 4 8
12) Catostomus commersoni white sucker 4 8
13) Stizostedian vitreum walleye 3 9
14) Pylodictus olivarus flathead catfish 3 9
15) Oncorhynchus clarki Snake River/Y ellowstone
cutthroat 3 9
16) Oncorhynchus mykiss rainbow trout 3 9
17) Salmo trutta brown trout 3 9
18) Salvelinus fontinalis brook trout 3 9
. 19) Ameiurus natalis yellow bullhead 2 10
20) Richardsonius balteatus redside shiner 2 10
21) Micropterus dolomieui smallmouth bass 2 10
22) Hybognathus placitus plains minnow 1 11
23) Ambloplites rupestris rock bass 1 11
24) Cyprinodon variegatus sheepshead minnow 1 11
25) Gila atraria Utah chub 1 11
26) Lepomis macrochirus bluegill 1 11
27) Fundulus zebrinus plains killifish 1 11
28) Pomoxis annularis white crappie 1 11

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