HomeFish encyclopediaRay-finned fishesPerch-like fishDragonetsOcellated dragonet Ocellated dragonet (Synchiropus ocellatus) Scientific name: Synchiropus ocellatus Pallas, 1770 The Ocellated dragonet (Synchiropus ocellatus) is a marine fish of the family Callionymidae. In the aquarium it needs water at 24–26°C (75–79°F). Native range: Pacific Ocean, southern Japan to the Marquesan Islands. Ocellated dragonet care at a glanceTemperature24–26°C (75–79°F) BiologyDorsal spines (total): 4; Dorsal soft rays (total): 8-10; Anal spines: 0; Anal soft rays: 7 - 9. Identified by starry pattern on body and males by dorsal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSynchiropus ocellatusFamilyCallionymidae (Dragonets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.0Depth range1–30 m (3–98 ft)EnvironmentMarine; reef-associated; depth range 1 - 30 m, usually 1 - 30 mClimateTropicalDistributionPacific Ocean: southern Japan to the Marquesan Islands.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026