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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: Ameiurus (Greek)=privative curtailed (referring to the caudal fin lacking a notch); natalis (Latin)=having large buttocks (Ref. 79012).
More on author: Lesueur.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal; 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
Maturity: 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)
Pools, backwaters, and sluggish current over soft substrate in creeks and small to large rivers; oxbows, ponds, and impoundments (Ref. 5723, 10294). Feeds 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)
Gevaar voor de mens
Potential pest (Ref. 13686)
Gebruik door de mens
Sportvis: ja
Tools
Speciale rapporten
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.00732 - 0.01975), b=3.09 (2.94 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (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).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).
