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Acanthuriformes (Surgeonfishes) >
Ephippidae (Spadefishes, batfishes and scats)
Etymology: Tripterodon: Greek, tres tria = three + Greek, pteron = wing, fin + Greek, odous = teeth (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 40 - 70 m (Ref. 123860). Tropical
Indian Ocean: southern Africa to Algoa Bay, South Africa; to the Andaman and Nicobar Islands, including India and Sri Lanka.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 75.0 cm TL mâle / non sexé; (Ref. 30573); common length : 30.0 cm TL mâle / non sexé; (Ref. 30573)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 9; Rayons mous dorsaux (Total) : 19 - 21; Épines anales: 3; Rayons mous anaux: 15 - 17. Silvery brown; with dark crossbands that disappear with growth (Ref. 5327).
Inhabits coastal waters around reefs (Ref. 30573). Feeds on rock and coral-dwelling organisms (Ref. 5213). Flesh edible (Ref. 12484).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Smith, M.M., 1986. Ephippidae. p. 605-607. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 5327)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 23.9 - 27.6, mean 26.8 °C (based on 86 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02692 (0.01132 - 0.06402), b=2.94 (2.74 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.37 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).