Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino asociado a arrecife; no migratorio; rango de profundidad 4 - 55 m (Ref. 30874). Tropical; 32°N - 32°S
Western Pacific: Christmas Island in the eastern Indian Ocean to Fiji, north to southern Japan, south to Scott Reef (eastern Indian Ocean) and Lord Howe Island. Uncommon around oceanic islands (Ref. 9710).
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 19.0 cm TL macho / no sexado; (Ref. 9710); edad máxima reportada: 6 años (Ref. 11318)
Espinas dorsales (total) : 14; Radios blandos dorsales (total) : 15 - 16; Espinas anales: 3; Radios blandos anales: 16 - 17. Overall black with an elongate vertical black blotch on the middle of the upper sides. When small, mainly black with a white bar; the white bar changes to a central blotch and varies greatly in shape and size (Ref. 48636). Dorsal and anal fins with submarginal blue line; most of the pelvic and the anterior portion of the anal fin yellow. Caudal fin with submarginal blue line (Ref. 1602). Body depth 1.8-2.0 in SL. Scales longitudinal series 45-48 (Ref. 90102).
Relatively uncommon in mixed coral and rubble areas of lagoon and seaward reefs. The largest member of the genus (Ref. 1602). Feeds mainly on algae. Forms harems of 3-7 individuals. Frequently exported through the aquarium trade (Ref. 48391).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Sex reversal is completed in 29-35 days (Ref. 34253).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Pesquerías: comercial; Acuario: Comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
115969): 24.5 - 29, mean 28.1 (based on 884 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03631 (0.02001 - 0.06587), b=2.85 (2.70 - 3.00), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Ref.
69278): 2.8 ±0.35 se; based on food items.
Resiliencia (Ref.
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).