Klassifizierung / Names
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Siluriformes (Catfishes) >
Ictaluridae (North American freshwater catfishes)
Etymology: Ictalurus: Greek, ichtys = fish + Greek, ailouros = cat (Ref. 45335).
More on author: Girard.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser demersal; standorttreu (Ref. 126106). Subtropical; 32°N - 26°N
North America: USA to Rio Grande drainage including Pecos River system in southeast New Mexico and Devils River in southern Texas; also in northeastern Mexico.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 48.0 cm TL Männchen/unbestimmt; (Ref. 5723); 32.8 cm TL (female)
Adults inhabit sandy and rocky riffles, runs and pools of clear creeks and small rivers and also springs. They greatly resemble a small channel catfish, however, body lacks spots and the caudal fin is not deeply forked, the base of the anal fin is longer than the head length (see Ref. 3221).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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 Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell; Aquarium: Kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00794 (0.00376 - 0.01680), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.6 ±0.4 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Moderate to high vulnerability (45 of 100). 🛈 |