Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Temperate; 45°N - 34°N
North America: Atlantic Slope from Hudson River drainage in New York to Peedee River drainage in South Carolina, USA; isolated records in Lake Ontario drainage in New York.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 11.0 cm TL hane/ej könsbestämd; (Ref. 86798); common length : 7.0 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 4 år (Ref. 12193)
Inhabits rocky and sandy pools and runs of creeks and small to medium rivers. Occasionally found in headwaters and large rivers (Ref. 86798).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00232 - 0.01084), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.40 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (tmax=4; Fec=3,268).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
