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Siluriformes (Catfishes) >
Ictaluridae (North American freshwater catfishes)
Etymology: Ameiurus: Greek, a = without + Greek, meiouros, -os, -on = without tail (Ref. 45335); natalis: natalis, meaning with large buttocks (referring to the large nuchal humps of mature males) (Ref. 10294).
More on author: Lesueur.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce demersal; no migratorio (Ref. 126106); rango de profundidad 10 - ? m. Temperate; 5°C - 15°C (Ref. 13614); 42°N - 19°N
North America: Atlantic and Gulf slope drainages from New York to northern Mexico, and St. Lawrence-Great Lakes and Mississippi river basins from southern Quebec west to central North Dakota, and south to the Gulf. At least one country reports adverse ecological impact after introduction.
Tamaño / Peso / Edad
Madurez: Lm ? range ? - ? cm
Max length : 60.0 cm TL macho / no sexado; (Ref. 27549); common length : 22.5 cm TL macho / no sexado; (Ref. 12193); peso máximo publicado: 1.9 kg (Ref. 4699); edad máxima reportada: 4 años (Ref. 72462)
Adults are found in pools, backwaters, and sluggish current over soft substrate in creeks and small to large rivers; oxbows, ponds, and impoundments (Ref. 5723, 10294). They feed on variety of insects and other bottom dwelling organisms such as mollusks and crustaceans (Ref. 27549).
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
Potential pest (Ref. 13686)
Usos humanos
Pesquerías: pesquerías de subsistencia; pesca deportiva: si
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00632 - 0.01258), b=3.06 (2.96 - 3.16), in cm total length, based on LWR estimates for this species (Ref.
93245).
Nivel trófico (Referencia
69278): 3.3 ±0.46 se; based on food items.
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (tmax=4; Fec=2,000).
Vulnerabilidad pesquera (Ref.
59153): Moderate vulnerability (44 of 100).
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