Teleostei (teleosts) >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Nocomis: An Indian (North America) name used by Charles Girard; ojibwe, nokomiss = grandmother (Ref. 45335); micropogon: From the words micro, meaning tiny; and pogon, beard (referring to the small barbel at the tip of the maxilla) (Ref. 10294).
More on author: Cope.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Temperate; 46°N - 34°N
North America: Susquehanna River, New York to James River, Virginia, USA; Great Lakes basin, New York in USA, and Ontario in Canada to Michigan, USA; Ohio River basin in New York to eastern Illinois and south to northern Georgia and Alabama except absent in southwestern Indiana, western 2/3 of Kentucky, and most of western Tennessee, USA. Introduced in Ottawa River system in Ontario; also present and possibly introduced in upper Santee River in North Carolina, Savannah River in South Carolina and Georgia, and Coosa River in Georgia.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 33.0 cm TL male/unsexed; (Ref. 10294); common length : 13.5 cm TL male/unsexed; (Ref. 12193); max. reported age: 5 years (Ref. 12193)
Inhabits rocky runs and flowing pools of small to medium rivers (Ref. 86798). Oviparous (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00496 - 0.01603), b=3.07 (2.91 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.42 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (tm=3; tmax=5;).
Fishing Vulnerability (Ref.
59153): Low vulnerability (23 of 100).