Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce; salmastro demersale. 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 / Size / Peso / Age
Maturità: Lm ?, range 40 - ? cm
Max length : 150 cm TL maschio/sesso non determinato; (Ref. 57533); common length : 100.0 cm TL maschio/sesso non determinato; (Ref. 3728); peso massimo pubblicato: 4.4 kg (Ref. 40637); Età massima riportata: 18 anni (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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale; Pesce da pesca sportiva: si
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Fonte Biblio.
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).
Trophic level (Fonte Biblio.
69278): 4.0 ±0.66 se; based on food items.
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (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);
