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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); asprigene: From the words aspri, meaning rough; and gene, cheek (referring to the well-scaled cheeks) (Ref. 10294).
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. Subtropical; 45°N - 30°N
North America: Mississippi River basin lowlands from Wisconsin and Minnesota to Louisiana and eastern Texas in the USA; and on Gulf Slope in Sabine-Neches drainages in Louisiana and Texas.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 7.1 cm TL macho / no sexado; (Ref. 5723); common length : 5.0 cm TL macho / no sexado; (Ref. 12193); edad máxima reportada: 3.00 años (Ref. 12193)
Descripción breve
Claves de identificación | Morfología | Morfometría
Inhabits sluggish riffles over rocks or debris in small to large rivers; also lowland lakes (Ref. 5723), creeks, swamps and reservoirs (Ref. 10294). Feeds mainly on midge and blackfly larvae (Diptera); small fish consumes more microcrustaceans (Ref. 79012).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00303 - 0.01510), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (tmax=3).
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (10 of 100).
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