HomeFish encyclopediaRay-finned fishesGrinnersLizardfishesRedmarbled lizardfish Redmarbled lizardfish (Synodus rubromarmoratus) Scientific name: Synodus rubromarmoratus Russell & Cressey, 1979 The Redmarbled lizardfish (Synodus rubromarmoratus) is a marine fish of the family Synodontidae. Native range: Indo-West Pacific, Maldives and the western Pacific. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 10-12. Cheek behind mouth fully scaled; anterior palatine teeth not longer than more posterior teeth, and not in discrete group; nasal flap long and blunt-tipped. Large scales (3.5 rows above lateral line) and bright red bars are distinctive.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSynodus rubromarmoratusFamilySynodontidae (Lizardfishes)OrderAulopiformes (Grinners)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Depth range5–50 m (16–164 ft)EnvironmentMarine; reef-associated; depth range 5 - 50 mClimateTropicalDistributionIndo-West Pacific: Maldives and the western Pacific.Conservation status (IUCN)Not EvaluatedThreat 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