HomeFish encyclopediaRay-finned fishesPricklefishes, Bigscales and GibberfishesBigscale fishes or ridgeheadsLittle bigscale Little bigscale (Melamphaes parvus) Scientific name: Melamphaes parvus Ebeling, 1962 The Little bigscale (Melamphaes parvus) is a marine fish of the family Melamphaidae. Native range: Eastern Pacific, endemic to the California Current region. BiologyDorsal spines (total): 3; Dorsal soft rays (total): 13-15; Anal spines: 1; Anal soft rays: 7 - 9; Vertebrae: 27 - 29. Branchiostegal rays: 8-8.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMelamphaes parvusFamilyMelamphaidae (Bigscale fishes or ridgeheads)OrderStephanoberyciformes (Pricklefishes, Bigscales and Gibberfishes)ClassActinopterygii (Ray-finned fishes)Depth range0–860 m (0–2822 ft)EnvironmentMarine; bathypelagic; depth range 0 - 860 mClimateDeep-waterDistributionEastern Pacific: endemic to the California Current region.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