Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; potamodrome (Ref. 51243); profondeur 0 - 13 m (Ref. 120818). Temperate; 12°C - 32°C (Ref. 12741); 55°N - 25°N, 108°W - 71°W (Ref. 86798)
North America: St. Lawrence-Great Lakes, Hudson Bay (Red River) and Mississippi River basins from Quebec in Canada and South Dakota and south to Louisiana in USA; and Mississippi River in Louisiana to Rio Grande in Texas and New Mexico, USA.
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 28.0  range ? - ? cm
Max length : 45.0 cm TL mâle / non sexé; (Ref. 86798); common length : 31.8 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 3.1 kg (Ref. 4699); âge max. reporté: 9 années (Ref. 12193)
Inhabits lakes, ponds and pools of small to large rivers (Ref. 5723, 86798). Occurs at depths <14 m (Ref. 120827). Juveniles feed on small invertebrates such as cladocerans, copepods, and midge larvae. Adults are piscivorous, consuming shad, silversides, and occasional young sunfish (Ref. 10294). Spawns near the surface (Ref. 120818).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Assuming same mode of reproduction as in M. saxatilis.
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 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières; Aquaculture: expérimental; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5781 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00624 - 0.02017), b=3.07 (2.91 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 4.0 ±0.68 se; based on food items.
Generation time: 2.2 (1.9 - 4.6) years. Estimated as median ln(3)/K based on 13
growth studies.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (K=0.23-0.73; tmax=9).
Vulnérabilité de la pêche (Ref.
59153): Low to moderate vulnerability (26 of 100).
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