Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 1 - 90 m (Ref. 37816), usually 15 - 30 m (Ref. 9680). Tropical; 30°N - 30°S
Indo-Pacific: East Africa to the Society Islands, north to southern Japan, south to New South Wales. Not present in Hawaii (Ref. 9680). Southeast Atlantic: southeast coast of South Africa (Ref. 4423).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 65.0 cm TL mâle / non sexé; (Ref. 9710)
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 14 - 16; Épines anales: 0; Rayons mous anaux: 14 - 16. Spines short (Ref. 1602). Several yellow-edged dark blotches on body (Ref. 559). D. liturosus differs from D. hystrix by its shorter spines and color (Ref. 37816).
Inhabits reef edges and slopes (Ref. 6113, 48637). Hides in caves and ledges during the day and forages at night (Ref. 9680). Also found below plate-corals during the day and often deep, ranging to at least 40 meters depth. Juveniles occur in lagoons and estuaries (Ref. 48637). Solitary. Feeds on crustaceans and mollusks. Not usually marketed (Ref. 9680).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Reports of ciguatera poisoning (Ref. 30303)
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 29.1, mean 28.1 °C (based on 798 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.04786 (0.01967 - 0.11644), b=2.82 (2.61 - 3.03), 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): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (46 of 100).
Nutrients (Ref.
124155): Calcium = 30.1 [13.0, 71.5] mg/100g; Iron = 0.568 [0.289, 1.262] mg/100g; Protein = 18.5 [16.3, 20.6] %; Omega3 = 0.109 [0.055, 0.204] g/100g; Selenium = 52.1 [26.5, 109.5] μg/100g; VitaminA = 30.1 [8.7, 111.5] μg/100g; Zinc = 0.869 [0.589, 1.298] mg/100g (wet weight);
