>
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.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal; standvastig (Ref. 126106); diepte 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.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 60.0 cm TL mannelijk / geslacht onbekend; (Ref. 27549); common length : 22.5 cm TL mannelijk / geslacht onbekend; (Ref. 12193); max. gepubliceerd gewicht: 1.9 kg (Ref. 4699); max. gerapporteerde leeftijd: 4 Jaren (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).
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Potential pest (Ref. 13686)
Gebruik door de mens
Visserij: visserij voor eigen gebruik; sportvis: ja
Tools
Speciale rapporten
Download XML
Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00891 (0.00634 - 0.01253), b=3.06 (2.96 - 3.16), in cm total length, based on LWR estimates for this species (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.3 ±0.46 se; based on food items. |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (tmax=4; Fec=2,000). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate to high vulnerability (48 of 100). 🛈 |
Prijsklasse (Ref. 80766) |
Unknown.
|