Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce démersal; pH range: 7.0 - 7.5; dH range: 8 - 12. Temperate; 10°C - 30°C (Ref. 1672); 35°N - 27°N
North America: USA from Cape Fear River drainage in North Carolina to Mobile Bay in Alabama; south in Florida to northern edge of Everglades.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 3.4 cm TL mâle / non sexé; (Ref. 5723); common length : 2.3 cm TL mâle / non sexé; (Ref. 12193)
Occurs in swamps, heavily vegetated sloughs and small sluggish streams, usually over mud. Feeds on worms and crustaceans (Ref. 7020). Oviparous, eggs are deposited in aquatic vegetation, preferably on strands of Ceratophyllum sp. when available (Ref. 58020).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Male guards the eggs (Ref. 58020). Produces 40-60 eggs.
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)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00206 - 0.01463), b=3.14 (2.90 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.40 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Fec=25).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
