HomeFish encyclopediaRay-finned fishesGrinnersAulopusBanded cucumberfish Banded cucumberfish (Paraulopus balteatus) Scientific name: Paraulopus balteatus Gomon, 2010 The Banded cucumberfish (Paraulopus balteatus) is a marine fish of the family Aulopidae. BiologyDorsal soft rays (total): 11; Anal soft rays: 8 - 9; Vertebrae: 48. This species is distinguished by the following characters: A 8-9; pectoral fin rays 19; vertebrae 48; predorsal scales 19-24; scales above lateral line 5.5; pelvic fin large, length 22.8-28.4% SL, larger in males than females, inner lobe much shorter than outer lobe, ratio of lengths of outer lobe to inner 1.7-2.1; two prominent broad brown bands posterior to dorsal fin on sides of body; broad black marginal stripe covering distal third of dorsal fin with distinct broad white submarginal stripe; distal third of upper lobe of caudal fin with white marginal band and black submarginal band, while ventral lobe with black marginal band; buccal cavity pigmented black forward to jaws; males with black anal fin margin anteriorly and distally, females lack dark margins.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParaulopus balteatusFamilyAulopidae (Aulopus)OrderAulopiformes (Grinners)ClassActinopterygii (Ray-finned fishes)Maximum length32.0Depth range300–800 m (984–2625 ft)EnvironmentMarine; pelagic-oceanic; depth range 300 - 800 mClimateDeep-waterDistributionSouthwest Pacific: Tasman Sea at 30?35?S, from Browns Mount southeast of Botany Bay, New South Wales, to the Three Kings Ridge just north of the northern boundary of New Zealand?s EEZ.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