Moxostoma anisurum
Silver Redhorse
NS
G5
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Cypriniformes (Carps and Minnows)
Catostomidae (Suckers)
Moxostoma
Moxostoma anisurum (Silver Redhorse)
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: fusiform / normal.
Distribution
North America: Great Lakes-St. Lawrence River, Hudson Bay and Mississippi River basins from Quebec and Alberta in Canada and south to northern Alabama and northern Arkansas in the USA; Atlantic Slope from Roanoke River drainage in Virginia to Altamaha River drainage in Georgia, USA.
Habitat Associations
Freshwater. demersal. Found in: streams, lakes.
Biology
Inhabits mud-bottomed to rock-bottomed pools and runs of small to large rivers. Occasionally found in lakes (Ref. 5723, 10294). Feeds on immature midges, mayflies and caddisflies (Ref. 10294).
Max length: 74.0 cm TL; common length: 32.5 cm TL; max weight: 10800 g; max age: 10 years.
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none.
IUCN Red List Status: Least Concern (LC), assessed 2012-03-01. Resilience: Medium (tmax=10).
Commercial or Environmental Importance
Fisheries: subsistence fisheries; gamefish.
References
Scott, W.B. and E.J. Crossman (1973) Freshwater fishes of Canada. Bull. Fish. Res. Board Can. 184: xi+1-966.
Page, L.M. and B.M. Burr (1991) A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p.
Balon, E.K. (1975) Reproductive guilds of fishes: a proposal and definition. J. Fish. Res. Board Can. 32(6):821-864.
IGFA (2001) Database of IGFA angling records until 2001. IGFA, Fort Lauderdale, USA.
Comments On Moxostoma anisurum