Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce démersal; profondeur 5 - ? m (Ref. 10999). Subtropical; ? - 30°C (Ref. 12741); 57°N - 31°N, 120°W - 71°W (Ref. 86798)
North America: St. Lawrence-Great Lakes, Hudson Bay, and Mississippi River basins from Quebec to Alberta in Canada, and south to northern Alabama and Louisiana in the USA. Introduced into Atlantic, Gulf and southern Mississippi River drainages.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 32.0  range ? - ? cm
Max length : 76.0 cm TL mâle / non sexé; (Ref. 86798); common length : 35.8 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 4.0 kg (Ref. 4699); âge max. reporté: 18 années (Ref. 72496)
Inhabits sand and gravel runs, sandy and muddy pools and backwaters of small to large rivers (Ref. 86798). Less frequent in lake and impoundments (Ref. 86798). Larvae feed on cladocerans, copepods, and midge larvae, while juveniles consume fishes (Ref. 10294). Spawn between March and June (Ref. 10999) in pairs or small aggregations (Ref. 11003).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières; pêche sportive: oui
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00346 - 0.01150), b=3.14 (2.96 - 3.32), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 4.1 ±0.68 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (K=0.23; tmax=7).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).