Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce demersale. Temperate; 47°N - 32°N
North America: Great Lakes, Hudson Bay, and Mississippi River basins from New York in USA and Ontario in Canada to North Dakota and south to Alabama and Oklahoma in USA; isolated in southwestern Mississippi, USA; from Potomac River in Maryland to Roanoke River in North Carolina, USA; Mobile Bay drainage in USA.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 78.0 cm TL maschio/sesso non determinato; (Ref. 5723); common length : 28.8 cm TL maschio/sesso non determinato; (Ref. 12193); peso massimo pubblicato: 4.1 kg (Ref. 40637); Età massima riportata: 11 anni (Ref. 12193)
Occurs in mud-bottomed to rock-bottomed pools, runs and riffles of creeks and small to large rivers. Occasionally found in lakes (Ref. 5723, 10294). Feeds on immature mayflies, caddisflies and midges (Ref. 10294).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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 2024-2)
Threat to humans
Harmless
Human uses
Pesca: pesca di sussistenza; Pesce da pesca sportiva: si
Strumenti
Special reports
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Fonti Internet
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=0.01023 (0.00623 - 0.01681), b=3.01 (2.87 - 3.15), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.39 se; based on food items.
Resilienza (Ref.
120179): Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (tmax=11).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).
