Erimystax x-punctatus
Erimystax x-punctatus (Hubbs & Crowe, 1956)
Gravel chub
photo by Lyons, J.


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Family:  Leuciscidae (Minnows), subfamily: Pogonichthyinae
Max. size:  11 cm TL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  North America: Thames River system in southern Ontario, Canada; Ohio River basin from New York and Pennsylvania to Wabash River in Illinois, USA (absent south of Ohio River except 1 record in upper Green River, Kentuky, USA; Mississippi River basin from southern Wisconsin and southern Minnesota south to northern Arkansas and eastern Oklahoma, USA; Ouachita River drainage in Arkansas.
Diagnosis:   
Biology:  Adults inhabit gravel riffles and runs of creeks and small to large rivers (Ref. 86798). Migratory behaviour is undetermined (Ref. 126106).
IUCN Red List Status: Least Concern (LC); Date assessed: 01 December 2011 Ref. (130435)
Threat to humans:  harmless


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