Teleostei (teleosts) >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Campostoma: Greek, kampe = curved + Greek, stoma = mouth (Ref. 45335); anomalum: From the words campo-- curved, stoma--mouth and anomalum, meaning extraordinary (Ref. 10294).
More on author: Rafinesque.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Subtropical; 48°N - 26°N
North America: widespread across most of eastern and central U.S. in Atlantic, Great Lakes, Mississippi River, Hudson Bay (Red River) basins from New York and Ontario to North Dakota and Wyoming, and south to Georgia, Louisiana, and Texas (but absent from most of lower Ohio River basin}; Gulf Slope drainages of Texas. Also in Rio San Juan basin, Mexico.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.0 cm TL male/unsexed; (Ref. 5723); common length : 18.7 cm TL male/unsexed; (Ref. 12193)
Inhabits rocky riffles, runs, and pools of headwaters, creeks, and small to large rivers (Ref. 5723, 86798). Subadults and adults feed on detritus, filamentous algae, diatoms and occasionally on small aquatic insects; young on rotifers and microcrustacea (Ref. 10294). Reported maximum length is 17 cm TL (Ref. 86798).
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 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00480 - 0.01580), b=3.06 (2.90 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.0 ±0.0 se; based on diet studies.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Fec=623).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).