Moxostoma carinatum (Cope, 1870)
River redhorse
Chevalier de rivière,  River redhorse
Moxostoma carinatum
photo by Lyons, J.

Family:  Catostomidae (Suckers), subfamily: Catostominae
Max. size:  77 cm TL (male/unsexed); max.weight: 3,960.0 g; max. reported age: 12 years
Environment:  demersal; freshwater
Distribution:  North America: St. Lawrence River-Great Lakes and Mississippi River basins from southern Quebec in Canada to central Minnesota and western Iowa in USA, and south to northern Alabama and eastern Oklahoma, USA; Gulf Slope drainages from Escambia River in Florida to Pearl River in Louisiana and Mississippi, USA.
Diagnosis:   
Biology:  Inhabits rocky pools and swift runs of small to large rivers. Also occurs in impoundments (Ref. 5723, 10294). Locally common but disappearing from northern and western parts of range (Ref. 5723). Adult feeds on small bivalve mollusks (Ref. 10294).
IUCN Red List Status: Least Concern (LC); Date assessed: 01 March 2012 Ref. (123251)
Threat to humans:  harmless
Country info:  Known only from Ontario and Quebec (Ref. 52559). Also Ref. 5273.

Entered by: Froese, Rainer - 01.05.91
Modified by: Ortañez, Auda Kareen - 08.11.07
Checked by: Torres, Armi G. - 25.05.94

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