Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bottenlevande. Temperate; 46°N - 38°N
North America: St. Lawrence River drainage in southern Quebec in Canada, Vermont and New York in USA; in Great Lakes in Canada-USA (Lake Erie, Lake St. Clair and southern Lake Huron) and Ohio River basins from western New York to eastern Illinois and south to Kentucky, USA.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.4 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 5.0 cm TL hane/ej könsbestämd; (Ref. 12193)
Inhabits sandy runs of small to medium rivers, usually in 60 cm or deeper water. Locally common but rapidly decreasing in abundance due to siltation and deterioration of water quality (Ref. 5723).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
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)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00235 - 0.01227), b=3.14 (2.94 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.6 ±0.51 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
