HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsGurnard scorpionfishesOrangebanded gurnard perch Orangebanded gurnard perch (Neosebastes occidentalis) Scientific name: Neosebastes occidentalis Motomura, 2004 The Orangebanded gurnard perch (Neosebastes occidentalis) is a marine fish of the family Neosebastidae. Native range: Eastern Indian Ocean, Off the central western coast of Western Australia. BiologyDorsal spines (total): 8; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 5. Diagnosis: Underside of mandible with numerous tiny pores, no ridges. Preocular spine usually divided into 2 points, and flattened anteriorly and posteriorly. There are no additional spines between lacrimal and suborbital ridges; upper opercular spine usually divided into 2-4 points; midinterorbital space extremely deep, usually not covered with scales; interorbital ridge distinct. Pored lateral-line scales 32-36 (mode 33); longitudinal scale rows 50-56 (55). Pectoral-fin rays 18-21 (21); pectoral fin long (2.4-3.0, mean 2.7 in SL), reaching or extending beyond a vertical at origin of last dorsal-fin spine. First anal-fin spine 1.5-1.7 (1.6) in third spine. Posterior margin of maxilla not reaching a vertical at posterior margin of pupil. Interorbital width wide (5.7-7.5, 6.8 in HL). Bilobed portion of swimbladder less than half of total swimbladder length; head and body wSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNeosebastes occidentalisFamilyNeosebastidae (Gurnard scorpionfishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length18.0Depth range100–185 m (328–607 ft)EnvironmentMarine; demersal; depth range 100 - 185 mClimateTropicalDistributionEastern Indian Ocean: Off the central western coast of Western 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