Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 14.0 cm TL male/unsexed; (Ref. 89972)
Environment
Marine; reef-associated; non-migratory; depth range 1 - 55 m (Ref. 7247)
Climate / Range
Tropical, preferred ?; 32°N - 36°S, 24°E - 128°W
Distribution
Indo-Pacific: Red Sea and East Africa to the Line and Pitcairn islands, north to southern Japan, south to Sydney, Australia. Not found in the Hawaiian and Marquesan islands.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Dorsal
spines
(total): 12;
Dorsal
soft rays
(total): 14-16;
Anal
spines: 2;
Anal
soft rays: 14 - 15. Juveniles overall black with scale centers bluish; white blotch on forehead and upper sides; all fins black except the transparent pectoral and outer portion of soft dorsal rays. Geographic and behavioral color of adults variable; no spot on forehead; spot on upper sides very reduced; head and fins normally black; scales with black margins. Margins of preorbital, suborbital and preoperculum finely serrated (Ref. 2746). Nuptial fish generally paler color. Body depth 1.4-1.6 in SL (Ref. 90102).
IUCN Red List Status (Ref. 115185)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial; aquarium: commercial
Tools
Special reports
Download XML
Internet sources
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5010 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
2.8 ±0.10 se; Based on food items.
Resilience
High, minimum population doubling time less than 15 months (Fec=20,000-25,000)
Vulnerability
Low to moderate vulnerability (25 of 100)
Price category