HomeFish encyclopediaRay-finned fishesPerch-like fishWrassesSidespot wrasse Sidespot wrasse (Pseudojuloides mesostigma) Scientific name: Pseudojuloides mesostigma Randall & Randall, 1981 The Sidespot wrasse (Pseudojuloides mesostigma) is a marine fish of the family Labridae. Native range: Western Pacific, Philippines, Indonesia and Papua New Guinea. Recently recorded from Tonga. BiologyDorsal spines (total): 9; Dorsal soft rays (total): 11; Anal spines: 3; Anal soft rays: 12; Vertebrae: 15. Male body orangish brown dorsally, whitish ventrally; spots on body may diffuse to form a midlateral band; large black spot in middle of body continuous with the large black area of the dorsal fin. 10-11 median predorsal rays; 6-8 suborbital pores; 8-11 pores on free margin of preopercle; 3 pores anterior to orbit. Females pink like other species of the genus.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudojuloides mesostigmaFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Depth range32–39 m (105–128 ft)EnvironmentMarine; reef-associated; depth range 32 - 39 mClimateTropicalDistributionWestern Pacific: Philippines, Indonesia and Papua New Guinea. Recently recorded from Tonga.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessResilienceHigh, 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