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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); nocturnus: nocturnus meaning nocturnal, referring to dark coloration (Ref. 10294).
More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού βενθικό(ς). Subtropical; 41°N - 30°N
North America: Mississippi River basin from northern Illinois to Louisiana, and from eastern Kentucky to central Kansas and Oklahoma in the USA; Gulf Slope drainages from Mobile Bay in Alabama to Guadalupe River in Texas, USA.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 5723); common length : 4.6 cm TL αρσενικό/απροσδιόριστο; (Ref. 12193); μεγ. αναφερόμενη ηλικία: 4 έτη (Ref. 12193)
Inhabits sand-gravel riffles and runs near debris and among tree roots along undercut banks in creeks to large rivers (Ref. 5723, 10294). Feeds on aquatic insect immatures dominated by mayflies, caddisflies, midges, and blackflies (Ref. 10294).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
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 Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
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=0.00575 (0.00250 - 0.01326), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (tmax=4).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).