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Perciformes/Percoidei (Perchs) >
Percidae (Perches) > Etheostomatinae
Etymology: Etheostoma: Greek, etheo = to strain + Greek, stoma = mouth; Rafinesque said "various mouths", but Jordan and Evermann suggest the name might have been intended as "Heterostoma (Ref. 45335).
More on author: Rafinesque.
Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
; agua dulce bentopelágico. Temperate; 4°C - 18°C (Ref. 2059); 46°N - 34°N
North America: Atlantic, Great Lakes, and Mississippi River basins from southern Quebec in Canada to Minnesota, and south to South Carolina (in Santee River system) in northern Alabama, and northeastern Oklahoma in the USA.
Tamaño / Peso / Age
Madurez: Lm ? range ? - ? cm
Max length : 8.4 cm TL macho / no sexado; (Ref. 5723); common length : 5.2 cm TL macho / no sexado; (Ref. 12193); edad máxima reportada: 4 años (Ref. 12193)
Inhabit rocky riffles of creeks and small to medium rivers (Ref. 5723, 10294); also found in small to medium upland streams (Ref. 10294). Adults feed on midge, blackfly, and caddisfly larvae, mayfly nymphs, isopods, and amphipods (Ref. 10294). Eggs are found clustered on underside of stone and guarded by males (Ref. 7043).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Eggs are found clustered on underside of stone (Ref. 7043). Males guard the eggs (Ref. 7043).
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. (Ref. 5723)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00353 - 0.01129), b=3.08 (2.93 - 3.23), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.2 ±0.39 se; based on food items.
Generation time: 1.3 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (K=0.81; tmax=4; Fec=10-121).
Fishing Vulnerability (Ref.
59153): Low vulnerability (17 of 100).
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