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Eupercaria/misc (Various families in series Eupercaria) >
Haemulidae (Grunts) > Plectorhinchinae
Etymology: Genyatremus: Greek, geny, -yos = face, jaw + Greek, trema, = aperture (Ref. 45335).
Eponymy: Captain John Melmoth Dow (1827–1892) was an American naturalist and explorer, in addition to being a ship’s master and shipping agent. [...] (Ref. 128868), visit book page.
More on author: Günther.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal. Tropical; 25°N -
Eastern Pacific: southern margins of Gulf of California to Peru.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 45.0 cm TL mâle / non sexé; (Ref. 11035); common length : 35.0 cm TL mâle / non sexé; (Ref. 9114)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Body compressed and deep (depth contained 2.0 to 2.3 times in standard length); mouth small and terminal with thick, fleshy lips. Dorsal fin with 11 to 12 spines and 13 to 16 soft rays (XI, XII, 13-16); pectoral fins shorter than head, not reaching origin of anal fin; lateral line with 45 to 52 scales; scale series above lateral line parallel to it; back brownish; belly silvery; flanks with 5 dark vertical bars; fins dark (Ref. 55763).
Body shape (shape guide): short and / or deep.
Benthic over hard surfaces of the continental shelf (Ref. 9114). Marketed fresh (Ref. 9114).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Distinct pairing during breeding (Ref. 205).
McKay, R.J. and M. Schneider, 1995. Haemulidae. Burros, corocoros, chulas, gallinazos, roncos. p. 1136-1173. 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. 9114)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01905 (0.00838 - 0.04332), b=2.95 (2.76 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.6 ±0.5 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Moderate vulnerability (38 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Medium.
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