Moxostoma valenciennesi Jordan, 1885
Greater redhorse
Moxostoma valenciennesi
photo by The Native Fish Conservancy

Family:  Catostomidae (Suckers), subfamily: Catostominae
Max. size:  80 cm TL (male/unsexed); max.weight: 4,160.0 g
Environment:  demersal; freshwater
Distribution:  North America: Great Lakes-St. Lawrence River, Hudson Bay (in Red River) and Mississippi River basins from Quebec in Canada and Vermont in USA to southern Ontario in Canada and northern Minnesota in USA, and south to Ohio River in Kentucky, USA.
Diagnosis:  Pigmentation: For both males and females, sides are yellow-gold, dorsal surfaces are olive in color, and caudal fins are bright red on the outside and becoming orange at the center.
Biology:  Occurs in sandy to rocky pools and runs of medium to large rivers, and also in lakes. Spawning occurs along edges and midstream areas of riffles, on pebble, cobble, and gravel substrates (Ref. 49090).
IUCN Red List Status: Least Concern (LC); Date assessed: 07 August 2012 Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Froese, Rainer - 01.05.91
Modified by: Bailly, Nicolas - 17.04.06
Checked by: Torres, Armi G. - 25.05.94

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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