Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 18 - 40 m (Ref. 90102). Tropical; 23°C - 27°C (Ref. 27115); 0°S - 15°S
Western Central Pacific: Indonesia to the Solomon Islands and Australia.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 10.0 cm SL mâle / non sexé; (Ref. 48637)
Épines dorsales (Total) : 7; Rayons mous dorsaux (Total) : 26; Épines anales: 1; Rayons mous anaux: 24; Vertèbres: 26. Pale bluish in life. Chin with a median longitudinal fold. Scales tiny, closely packed, non imbricate except posteriorly on caudal peduncle. 1st dorsal higher than 2nd fin; rays of 3rd to 5th spines very long and filamentous. Pale markings on head. Named uroditaenia (Greek) in reference to the 2 dark bands on the caudal fin.
Body shape (shape guide): elongated; Cross section: compressed.
Inhabits protected sand and rubble bottoms (Ref. 9710). Solitary or in small groups (Ref. 90102). Usually away from reefs at moderate depth (Ref. 48637).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Randall, J.E. and D.F. Hoese, 1985. Revision of the Indo-Pacific dartfishes, genus Ptereleotris (Perciformes: Gobioidei). Indo-Pac. Fish. (7):36 p. (Ref. 528)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 27.1 - 28.7, mean 28 °C (based on 26 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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