Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 2 - 15 m (Ref. 528). Subtropical; 32°N - 25°N
Western Indian Ocean: northern end of the Gulf of Aqaba, Red Sea, and the Persian Gulf.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 11.2 cm SL maschio/sesso non determinato; (Ref. 528)
Spine dorsali (totale) : 7; Raggi dorsali molli (totale) : 26 - 29; Spine anali: 1; Raggi anali molli: 25 - 28; Vertebre: 26. Pale grayish blue when fresh; white abdomen and thorax; opercle with 2 irregular blue bands; side of snout with a diagonal blue band, ending at upper edge of orbit. Iris silvery white, upper and lower edges broadly bright blue. Chin barbel followed by a median longitudinal fold. Scales tiny, embedded and non imbricate. Caudal fin with 3rd and 11th branched rays greatly prolonged as filaments; 1st dorsal fin lower than 2nd; short pelvic fins. Named arabica in reference to known localities.
Takes refuge in burrows occupied by symbiotic alpheids and gobies of the genera Amblyeleotris and Cryptocentrus (https://www.oceandocs.org/handle/1834/10331?locale-attribute=ru)..
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
Download XML
Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.5 - 27.9, mean 26.1 °C (based on 107 cells).
Phylogenetic diversity index (Ref.
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).
Trophic level (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
