Issue
Placed by Kailola & Bussing (in Fischer et al., 1995:869) tentatively in Arius. Apparently restricted to marine environments.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; saumâtre démersal. Tropical; 10°N - 8°N
Eastern Central Pacific: Mexico, Costa Rica and Panama.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 45.0 cm TL mâle / non sexé; (Ref. 9271); common length : 40.0 cm TL mâle / non sexé; (Ref. 9271)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Body long and thick; head depressed and narrow (3.5 to 4 times in SL); snout narrow, truncate to rounded, moderately prominent; eyes small (6.5 to 9.5 times in head length); palate with four bands on conical teeth which become fused in adults; first gill arch with 7 to 8 gill rakers; body shiny, greenish blue with a lighter (even white) belly; barbels white with dark edges (Ref. 55763).
Found in coastal waters (Ref. 9271). Also caught with other artisanal gear (Ref. 9271). Marketed fresh (Ref. 9271). Demersal species in coastal waters (Ref. 55763).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Kailola, P.J. and W.A. Bussing, 1995. Ariidae. Bagres marinos. p. 860-886. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9271)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Traumatogenic (Ref. 58010)
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00269 - 0.01023), b=3.11 (2.94 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.4 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 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (35 of 100).