HomeMarine aquarium fishWrassesRed Sea eightline flasher Red Sea eightline flasher (Paracheilinus octotaenia) Scientific name: Paracheilinus octotaenia Fourmanoir, 1955 The Red Sea eightline flasher (Paracheilinus octotaenia) is a marine fish of the family Labridae. In the aquarium it needs water at 24–28°C (75–82°F). Native range: Western Indian Ocean, Red Sea. Red Sea eightline flasher care at a glanceTemperature24–28°C (75–82°F) BiologyNo dorsal soft rays prolonged; adults with eight continuous narrow dark stripes on body (preserved juveniles with only about four upper stripes); caudal fin rounded.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParacheilinus octotaeniaFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentMarine; reef-associated, usually 5 - 45 mClimateTropicalDistributionWestern Indian Ocean: Red Sea.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More wrassesSpot-lined flasherParacheilinus lineopunctatusMcCosker's flasherParacheilinus mccoskeriPink flasherParacheilinus carpenteriFilamentous wrasseParacheilinus filamentosusLong green wrassePseudojuloides elongatusSmalltail wrassePseudojuloides cerasinusSee 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