HomeFish encyclopediaRay-finned fishesPerch-like fishSanddiversArabian sand diver Arabian sand diver (Trichonotus arabicus) Scientific name: Trichonotus arabicus Randall & Tarr, 1994 The Arabian sand diver (Trichonotus arabicus) is a marine fish of the family Trichonotidae. Native range: Western Indian Ocean, Persian Gulf to southern Oman. BiologyDorsal spines (total): 3 - 4; Dorsal soft rays (total): 44-47; Anal spines: 1; Anal soft rays: 36 - 39; Vertebrae: 52 - 54. Females with an indistinct narrow dark stripe on body above lateral line and no black on anterior part of dorsal fin; males with a longitudinal row of 14 brown spots and 3 rows of small, dark edged, pale blue spots on body; dorsal and anal fins with a row of yellow dots on each membrane.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTrichonotus arabicusFamilyTrichonotidae (Sanddivers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.5Depth range0–2 m (0–7 ft)EnvironmentMarine; demersal; depth range 0 - 2 mClimateTropicalDistributionWestern Indian Ocean: Persian Gulf to southern Oman.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