Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce; saumâtre démersal. Subtropical; 12°C - 20°C (Ref. 2060); 52°N - 24°N, 99°W - 74°W
North America: Lake Erie and south Lake Michigan drainages south through Mississippi River basin to Gulf Slope drainages from lower Apalachicola River in Florida to Nueces River in Texas, USA.
Length at first maturity / Taille / Poids / Âge
Maturité: Lm ?, range 40 - ? cm
Max length : 150 cm TL mâle / non sexé; (Ref. 57533); common length : 100.0 cm TL mâle / non sexé; (Ref. 3728); poids max. publié: 4.4 kg (Ref. 40637); âge max. reporté: 18 années (Ref. 12193)
Profusion of dark spots on the body, head and fins. Dark in coloration (Ref. 37032).
Body shape (shape guide): elongated.
Facultative air-breathing (Ref. 126274); Adults occur in quiet, clear pools and backwaters of lowland creeks, small to large rivers, oxbow lakes, swamps and sloughs. Occasionally enter brackish waters. A voracious predator feeding on various kinds of fishes and crustaceans.
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5801 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00269 (0.00115 - 0.00629), b=3.24 (3.04 - 3.44), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 4.0 ±0.66 se; based on food items.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (tm=4; Fec=1,772).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
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Nutrients (Ref.
124155): Calcium = 37.9 [23.5, 80.5] mg/100g; Iron = 0.781 [0.471, 1.202] mg/100g; Protein = 18.6 [17.7, 19.5] %; Omega3 = 0.271 [0.161, 0.458] g/100g; Selenium = 45.8 [25.3, 84.3] μg/100g; VitaminA = 6.17 [2.51, 14.71] μg/100g; Zinc = 0.573 [0.426, 0.794] mg/100g (wet weight);
