Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Cypriniformes
(Carps) > Catostomidae
(Suckers) > Catostominae
Etymology: Moxostoma: Greek, myxo = to suckle + Greek, stoma = mouth (Ref. 45335).
Environment / Climate / Range
Freshwater; demersal. Temperate; 47°N - 32°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 78.0 cm TL male/unsexed; (Ref. 5723); common length : 28.8 cm TL male/unsexed; (Ref. 12193); max. published weight: 4.1 kg (Ref. 40637); max. reported age: 11 years (Ref. 12193)
North America: Great Lakes, Hudson Bay, and Mississippi River basins from New York in USA and Ontario in Canada to North Dakota and south to Alabama and Oklahoma in USA; isolated in southwestern Mississippi, USA; from Potomac River in Maryland to Roanoke River in North Carolina, USA; Mobile Bay drainage in USA.
Occurs in mud-bottomed to rock-bottomed pools, runs and riffles of creeks and small to large rivers. Occasionally found in lakes (Ref. 5723, 10294). Feeds on immature mayflies, caddisflies and midges (Ref. 10294).
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.
IUCN Red List Status (Ref. 90363)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01510 (0.00840 - 0.02715), b=3.01 (2.85 - 3.17), based on LWR estimates for species & Genus-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.0 ±0.39 se; Based on food items.
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (tmax=11).
Vulnerability (Ref. 59153
): High to very high vulnerability (65 of 100) .