Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 2 - 15 m (Ref. 90102). Tropical; 30°N - 12°S
Indo West Pacific:
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 6.0 cm TL mâle / non sexé; (Ref. 11441)
Épines dorsales (Total) : 7; Rayons mous dorsaux (Total) : 9; Épines anales: 2; Rayons mous anaux: 9 - 10. This species is characterized by the following: D VI-I; 9, A II, 9; an intermittent black stripe from the snout to the middle of the opercle; no black blotch on the caudal-fin base (Ref. 109581); semi-transparent body with yellowish sheen on head and belly; side of snout with black spot or short stripe; each caudal fin lobe with blackish submarginal band; greatest depth of body 3.8-4.3 in SL (Ref. 90102).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Forms large shoals among rocks or above corals of lagoon patch reefs (Ref. 1602). Often schools with R. gracilis (Ref. 37816). Spreads out at night, floating mid-water to catch plankton (Ref. 48635).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Distinct pairing during courtship and spawning (Ref. 205).
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: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.01122 (0.00523 - 0.02406), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.5 ±0.50 se; based on food items. |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |
Nutriments (Ref. 124155) |
Calcium = 240 [130, 589] mg/100g; Iron = 1.52 [0.75, 2.68] mg/100g; Protein = 19 [18, 20] %; Omega3 = 0.162 [0.075, 0.360] g/100g; Selenium = 33.4 [12.9, 78.3] μg/100g; VitaminA = 73.4 [20.3, 263.7] μg/100g; Zinc = 2.98 [1.77, 4.66] mg/100g (wet weight); |