HomeFish encyclopediaRay-finned fishesPerch-like fishCollared wrigglersDorothea's wriggler Dorothea's wriggler (Allomicrodesmus dorotheae) Scientific name: Allomicrodesmus dorotheae Schultz, 1966 The Dorothea's wriggler (Allomicrodesmus dorotheae) is a marine fish of the family Xenisthmidae. Native range: Western Central Pacific, known only from two specimens from Bikini, Marshall Islands and the Great Barrier Reef, Queensland, Australia. BiologyDorsal spines (total): 2; Dorsal soft rays (total): 32-36; Anal spines: 0; Anal soft rays: 25 - 26. SL to 21 mm; scales and lateral line pores absent.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAllomicrodesmus dorotheaeFamilyXenisthmidae (Collared wrigglers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Central Pacific: known only from two specimens from Bikini, Marshall Islands and the Great Barrier Reef, Queensland, Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026