HomeFish encyclopediaRay-finned fishesPerch-like fishDottybacksPilbara eelblenny Pilbara eelblenny (Congrogadus winterbottomi) Scientific name: Congrogadus winterbottomi Gill, Mooi & Hutchins, 2000 The Pilbara eelblenny (Congrogadus winterbottomi) is a marine fish of the family Pseudochromidae. Native range: Eastern Indian Ocean, Western Australia. BiologyDorsal spines (total): 1; Dorsal soft rays (total): 57-61; Anal spines: 0; Anal soft rays: 47 - 50; Vertebrae: 63 - 65. Dorsal fin rays usually I,59 or I,60; anal fin rays usually 48 or 49; dark spot on operculum, none on shoulder; gill membranes fused ventrally with posterior margin free from isthmus; lateral line single, short anterodorsal section; teeth in outer row of dentary and premaxilla 14-21; and cheek with short dark bar extending from posteroventral edge of eye towards lower tip of preopercle.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCongrogadus winterbottomiFamilyPseudochromidae (Dottybacks)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length11.9EnvironmentMarine; demersal; depth range 0 - 0 mClimateSubtropicalDistributionEastern Indian Ocean: Western Australia.Conservation status (IUCN)Data deficient (DD)Threat 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