Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt Sống nổi và đáy. Temperate; 55°N - 31°N
North America: Great Lakes, Hudson Bay, and Mississippi River basins from southern Ontario in Canada and from New York in the USA to southeastern Saskatchewan in Canada and south to Louisiana in the USA; Gulf drainages from Mobile Bay in Alabama to Calcasieu River in Louisiana, USA.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm TL con đực/không giới tính; (Ref. 5723); common length : 5.9 cm TL con đực/không giới tính; (Ref. 12193); Tuổi cực đại được báo cáo: 4 các năm (Ref. 12193)
Inhabit pools of creeks and small to medium rivers, usually with moderate current and gravel or sand bottoms (Ref. 5723, 10294). Adults feed on dipterans such as midge and blackfly larvae; mayfly nymphs are second of importance, followed by caddisfly larvae (Ref. 10294). Eggs are found buried in the substrate (Ref. 7043).
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
Eggs are found buried in the substrate (Ref. 7043).
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
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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=0.00617 (0.00320 - 0.01186), b=3.17 (2.99 - 3.35), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 4.0 ±0.66 se; based on food items.
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (tmax=4; Fec=1000-1758).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).