Klassifizierung / Names
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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).
More on author: Günther.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser demersal. Tropical; 15°N -
Eastern Pacific: Mexico to Peru.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 35.0 cm TL Männchen/unbestimmt; (Ref. 11035); common length : 20.0 cm TL Männchen/unbestimmt; (Ref. 9114)
Body compressed and deep (depth contained 2.3 to 2.7 times in standard length); mouth small and terminal with thick fleshy lips; dorsal fin with 11 spines and 13 or 14 soft rays (XI, 13-14) ; pectoral fins shorter than head, not reaching origin of anal fin; lateral line with 45 to 48 scales; scale series above lateral line parallel to it; body ash gray with 4 or 5 irregular transverse bars that fade with age; fins blackish (Ref. 55763).
Body shape (shape guide): short and / or deep.
Found over hard bottoms of shallow coastal waters (Ref. 9114). Marketed fresh (Ref. 9114).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
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)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: weniger kommerziell
Tools
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Bevorzugte Temperatur (Ref.
123201): 20 - 28.5, mean 25.9 °C (based on 28 cells).
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00838 - 0.04332), b=2.94 (2.75 - 3.13), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophische Ebene (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.).
Anfälligkeit der Fischerei (Ref.
59153): Low vulnerability (25 of 100).
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