Actinopterigi (pesci con pinne raggiate)
(Perch-likes) > Scaridae
(Parrotfishes) > Scarinae
Etymology: Scarus: Greek, skaros = a fish described by anciente writers as a parrot fish; 1601 (Ref. 45335). More on author: Forsskål.
Environment: milieu / climate zone / depth range / distribution range
; marino associati a barriera corallina; distribuzione batimetrica 2 - 25 m (Ref. 58302). Tropical; 36°N - 35°S, 30°E - 123°W
Indo-Pacific: Red Sea south to Sodwana Bay, South Africa (Ref. 5490) and east to the Hawaiian, Marquesan, and Tuamoto islands, north to southern Japan, south to Shark Bay, Western Australia and Lord Howe Island.
Length at first maturity / Size / Peso / Age
Maturity: Lm ?, range 11 - 14.8 cm
Max length : 34.0 cm TL maschio/sesso non determinato; (Ref. 107958); peso massimo pubblicato: 904.00 g (Ref. 107958); Età massima riportata: 5 anni (Ref. 13619)
Spine dorsali (totale): 9; Raggi dorsali molli (totale): 10; Spine anali 3; Raggi anali molli: 9. This species is distinguished by the following characters: median predorsal scales 4; 2 scale rows on cheek, 1(5-7), 2(4-7); pectoral-fin rays 13-15 (usually 14); female usually 1 conical tooth on side of upper dental plate, terminal male with single tooth on side of lower dental plate, lips largely covering dental plates; caudal fin slightly emarginate in small female to deeply emarginate in large TP male. Colour of male green to pale brownish with salmon pink or bluish scale margins, a lavender-grey snout, bluish to lavender caudal fin and the nuptial male with a brilliant yellow body; female overall reddish brown to grey, usually pale snout (Ref. 90102).
Inhabit reef flats and lagoon and seaward reefs to at least 25 m depth (Ref. 1602). Found over corals (Ref. 5213, 58652). Benthopelagic (Ref. 58302). Initial-phase fish stage usually form small feeding schools (Ref. 2334). Graze on benthic algae (Ref. 3488). Secrete a mucus cocoon (Ref. 1602).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Oviparous, distinct pairing during breeding (Ref. 205).
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Pesca: commerciale; Acquario: Commerciale
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaFrequenze allelicheEreditarietàMalattieElaborazioneMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 24.7 - 29, mean 28.1 (based on 2928 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01585 (0.01302 - 0.01929), b=3.05 (3.01 - 3.09), in cm Total Length, based on LWR estimates for this species (Ref. 93245
Trophic Level (Ref. 69278
): 2.0 ±0.00 se; Based on food items.
Resilienza (Ref. 69278
): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (K=0.35; tmax=5).
Vulnerability (Ref. 59153
): Low vulnerability (16 of 100) .