Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
; agua dulce bentopelágico. Temperate; 43°N - 38°N
North America: Patuxent, Potomac, Rappahannock, York and James River drainages (all tributaries of Chesapeake Bay) in Maryland, Virginia and West Virginia in the USA.
Tamaño / Peso / Age
Madurez: Lm ?  range ? - ? cm
Max length : 8.4 cm TL macho / no sexado; (Ref. 5723); common length : 5.8 cm TL macho / no sexado; (Ref. 12193)
Inhabit pools, usually with rock bottoms and near riffles, of creeks and small to medium rivers (Ref. 5723). Eggs are found buried in the substrate (Ref. 7043).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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: Version 2025-1)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00268 - 0.01234), b=3.13 (2.95 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.2 ±0.40 se; based on food items.
Resiliencia (Referencia
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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