Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique. Temperate; 41°N - 36°N
North America: Sacramento-San Joaquin, Pajaro and Salinas River drainages in California, USA. Widely introduced elsewhere in western USA.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 73.0 cm TL mâle / non sexé; (Ref. 5723); common length : 30.0 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 1.4 kg (Ref. 40637); âge max. reporté: 9 années (Ref. 72491)
Adults occur in vegetated sloughs, pools of sluggish rivers and lakes; now most common in ponds and impoundments (Ref. 5723).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Male guarding lasts from 0-3 days (Ref. 93240).
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)
Menacé (EN) (B1ab(iii)+2ab(iii)); Date assessed: 20 October 2011
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 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00746 - 0.02125), b=3.06 (2.91 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (tmax=6).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).
