Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar dasar (demersal). 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 / Weight / umur
Maturity: Lm ? range ? - ? cm
Max length : 78.0 cm TL jantan/; (Ref. 5723); common length : 28.8 cm TL jantan/; (Ref. 12193); Berat maksimum terpublikasi: 4.1 kg (Ref. 40637); Umur maksimum dilaporkan: 11 Tahun (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
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
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)
Status IUCN Red List (Ref. 130435: Version 2024-2)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: perikanan swasembada; Ikan buruan: ya
Alat, peralatan
laporan khas
muat turun XML
Sumber 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.
Daya lenting (Ref.
120179): Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (tmax=11).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).
