HomeMarine aquarium fishBasslets, cardinalfish & hawkfishTwo-spot basslet Two-spot basslet (Pseudanthias bimaculatus) Scientific name: Pseudanthias bimaculatus Smith, 1955 The Two-spot basslet (Pseudanthias bimaculatus) is a marine fish of the family Serranidae. Native range: Indo-West Pacific, East Africa, Maldives and Indonesia. BiologyDorsal spines (total): 10; Dorsal soft rays (total): 16; Anal spines: 3; Anal soft rays: 7 - 8. Displays different or stronger color patterns when living together with similar looking species to enhance recognition by females which may lead to further speciation.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudanthias bimaculatusFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.0Depth range10–60 m (33–197 ft)EnvironmentMarine; reef-associated; depth range 10 - 60 m, usually 40 - 54 mClimateTropicalDistributionIndo-West Pacific: East Africa, Maldives and Indonesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More basslets, cardinalfish & hawkfishBanggai cardinal fishPterapogon kauderniBarred hamletHypoplectrus puellaIndigo hamletHypoplectrus indigoPainted anthiasPseudanthias pictilisTimor cardinalfishApogonichthyoides timorensisRed-bar anthiasPseudanthias cooperiSee all basslets, cardinalfish & hawkfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026