HomeMarine aquarium fishWrassesSlender wrasse Slender wrasse (Suezichthys gracilis) Scientific name: Suezichthys gracilis Steindachner & D?derlein, 1887 The Slender wrasse (Suezichthys gracilis) is a marine fish of the family Labridae. Native range: Western Pacific, Korea, Japan, Taiwan, Viet Nam, New Caledonia, and Australia. The only Indian Ocean record was that from the Persian Gulf. BiologyDorsal spines (total): 9; Dorsal soft rays (total): 11; Anal spines: 3; Anal soft rays: 10; Vertebrae: 25. Anterior part of dorsal fin unspotted in initial phase, but present in terminal phase; dark diagonal band or spots on caudal fin absent in T.P.; pectoral and pelvic fins translucent yellow. A dark yellowish green stripe from upper lip through eye to upper margin of the opercle; yellowish cheeks and lower jaw. 4-5 predorsal scales; 2-3 cheek scale rows behind eye; 3 cheek scale rows below eye. Scaly sheath at dorsal and anal fins' bases absent. Scales large.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSuezichthys gracilisFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length16.0EnvironmentMarine; reef-associatedClimateTemperateDistributionWestern Pacific: Korea, Japan, Taiwan, Viet Nam, New Caledonia, and Australia. The only Indian Ocean record was that from the Persian Gulf.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More wrassesMarbled parrotfishLeptoscarus vaigiensisYellowbar parrotCalotomus zonarchusViridescent parrotfishCalotomus viridescensSpinytooth parrotfishCalotomus spinidensCarolines parrotfishCalotomus carolinusAxillary wrasseSymphodus mediterraneusSee all wrasses SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026