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Desert sucker
Pantosteus clarkii
NatureServe conservation status
Global (G-rank): G4
State (S-rank): S3
External links
Species range
Previous Rating: AB (G. V. Oliver, 2001) "In Utah this species is limited to the Virgin River system in Washington County and western Kane County. It possibly occurs Iron County near the Nevada border (see dot map in Lee et al. 1980)."
Habitat
Lee et al. (1980) summarized habitat information for this species as: ". . . small to moderately large streams with pool-riffle development, occupies riffle areas when small in size. Large adults in pools during day, moving to riffles and rapids at night in periods of high turbidity . . .." Sigler and Sigler (1987) noted that the "range of habitat [of this species] . . . is highly varied."
Threats or limiting factors
The principal threats to this species are dewatering of the Virgin River system, pollution, and introductions of exotic turtles and fishes.
