Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; saumâtre benthopélagique. Tropical; 26°N -
Eastern Pacific: Guatemala to Peru.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL mâle / non sexé; (Ref. 9118); common length : 20.0 cm TL mâle / non sexé; (Ref. 55763)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Body elongate and rounded in cross section; snout prominent; mouth very large and oblique; lower jaw prominent; teeth small and set on narrow crests; eyes very small, their diameter contained 8 to 10 times in head length; lower branch of first gill arch with 14 to 15 gill rakers; smalll cycloid scales; back yellowish brown with grayish highlights; flanks silvery with small dark spots (Ref. 55763).
Adults are found in the surf zone of coastal waters, in estuaries and coastal lagoons (Ref. 9118). Occasionally found in markets (Ref. 9118).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Chao, L.N., 1995. Sciaenidae. Corvinas, barbiches, bombaches, corvinatas, corvinetas, corvinillas, lambes, pescadillas, roncachos, verrugatos. p. 1427-1518. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para identificacion de especies para los fines de la pesca. Pacifico Centro-oriental. 3 volumes. 1813 p. (Ref. 9118)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00397 - 0.01152), b=3.11 (2.97 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±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): Moderate vulnerability (44 of 100).