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Acanthuriformes (Surgeonfishes) >
Lobotidae (Tripletails)
Etymology: Hapalogenys: Greek, hapalos = soft * Greek, geny, -yos = face (Ref. 45335).
More on authors: Smith & Pope.
Issue
Family placement uncertain.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique. Tropical
Western Pacific: southern Japan (except Ryukyus) to northwestern Australia (Ref. 36944).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 33.8 cm SL mâle / non sexé; (Ref. 36944)
Épines dorsales (Total) : 11; Rayons mous dorsaux (Total) : 14; Épines anales: 3; Rayons mous anaux: 8 - 9. Body with 4 - 5 longitudinal dark stripes, sometimes with 1 vertical dark band on caudal peduncle. Apparent procumbent spinelike process. No scales on maxilla. Ten chin pores, often slitlike pores posteriorly. Poorly developed papillae and barbels on the fleshy lower lip. No dark margin on dorsal, caudal and anal fins (Ref. 36944).
Inhabits sandy and muddy areas in coastal waters (Ref. 9137, 11230).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Iwatsuki, Y. and B.C. Russell, 2006. Revision of the genus Hapalogenys (Teleostei: Perciformes) with two new species from the Indo-West Pacific. Mem. Mus. Victoria 63(1):29-46. (Ref. 76777)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 20.7 - 28.8, mean 27.5 °C (based on 564 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01862 (0.00830 - 0.04177), b=3.01 (2.81 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 4.0 ±0.65 se; based on food items.
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).