Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Temperate; 10°C - 28°C (Ref. 12468); 48°N - 29°N
North America: lower Great Lakes (in southern ends of Lakes Erie and Michigan), Hudson Bay, and Mississippi River basin from Ohio to southern North Dakota, and south to Louisiana in the USA; in Gulf Slope drainages from Mobile Bay in Alabama to Colorado River in Texas in the USA.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 17.5 cm TL hane/ej könsbestämd; (Ref. 3993); common length : 7.4 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 4 år (Ref. 72462)
Inhabits quiet pools of creeks and small to large, often turbid, rivers; usually near brush (Ref. 5723, 10294). Feeds on microcrustaceans and aquatic insect larvae, principally chironomid dipterans (Ref. 10294).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
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)
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell; Akvarium: Offentliga akvarier
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00580 - 0.01980), b=3.10 (2.94 - 3.26), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.6 ±0.55 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).