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Siluriformes (Catfishes) >
Ictaluridae (North American freshwater catfishes)
Etymology: Noturus: Greek, noton = back + Greek, oura = tail; refred to the position of the tail over the back (Ref. 45335); eleutherus: eleutherus meaning free, referring to the incomplete fusion of the posterior portion of the adipose fin to the body (Ref. 10294).
More on author: Jordan.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce démersal. Temperate; 42°N - 33°N
North America: Ohio River basin from northwestern Pennsylvania to eastern Illinois, and south to Tennessee and northern Georgia in the USA; White and St. Francis River drainages in Missouri and Arkansas, USA; Mississippi River in western Tennessee, USA; Ouachita River and Red River drainages in the USA.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 13.0 cm TL mâle / non sexé; (Ref. 5723); common length : 4.4 cm TL mâle / non sexé; (Ref. 12193); âge max. reporté: 5 années (Ref. 12193)
Inhabits clean rocky riffles, shoals and runs of small to large rivers. Often found near vegetation (Ref. 5723, 10294). Feeds on larvae of aquatic insects, dominated by mayflies (Ref. 10294).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Fréquences de longueurs
Morphométrie
Morphologie
Larves
Dynamique des populations larvaires
Recrutement
Abondance
BRUVS
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
CollaborateursImagesStamps, Coins Misc.SonsCiguateraVitesseType de nageSurface branchialeOtolithesCerveauxVision
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00562 (0.00251 - 0.01261), b=3.10 (2.90 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (tmax=5).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
