Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique. 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.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 8.4 cm TL mâle / non sexé; (Ref. 5723); common length : 5.8 cm TL mâle / non sexé; (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
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
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=0.00575 (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).
Niveau trophique (Ref.
69278): 3.2 ±0.40 se; based on food items.
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).