HomeMarine aquarium fishWrassesBlueside wrasse Blueside wrasse (Cirrhilabrus cyanopleura) Scientific name: Cirrhilabrus cyanopleura Bleeker, 1851 The Blueside wrasse (Cirrhilabrus cyanopleura) is a marine fish of the family Labridae. In the aquarium it needs water at 23–28°C (73–82°F). Blueside wrasse care at a glanceTemperature23–28°C (73–82°F) BiologyDorsal spines (total): 11; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 9 - 10. Males complexly and brightly colored than the juvenile-female phase; adults with blue-rimmed scales on mid-side of the body; a narrow diagonal blue\purple band at pectoral base and extending below. Median and pelvic fins with light blue or blue green rays. Lateral line interrupted. Median predorsal scales 6. Caudal fin rounded (small individuals) to rhomboidal.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCirrhilabrus cyanopleuraFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length15.0Depth range2–30 m (7–98 ft)EnvironmentMarine; reef-associated; depth range 2 - 30 m, usually 5 - 20 mClimateTropicalDistributionEastern Indian Ocean: Rowely Shoals, Similan Islands, Andaman Sea and Christmas Island. Western Pacific: Ryukyu Islands, Taiwan, Philippines, Papua New Guinea, Palau, Indonesia, and Great Barrier Reef.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesAquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More wrassesBlackstripe corisCoris pictoidesYellowtail tubelipDiproctacanthus xanthurusTubelip wrasseLabrichthys unilineatusYellowspotted wrasseMacropharyngodon negrosensisBlackspotted wrasseMacropharyngodon meleagrisHeavybeak parrotfishChlorurus gibbusSee 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