HomeFish encyclopediaRay-finned fishesPerch-like fishDottybacksSpiny eel-blenny Spiny eel-blenny (Congrogadus spinifer) Scientific name: Congrogadus spinifer Borodin, 1933 The Spiny eel-blenny (Congrogadus spinifer) is a marine fish of the family Pseudochromidae. Native range: Eastern Indian Ocean, northwestern Australia. BiologyDorsal spines (total): 1; Dorsal soft rays (total): 61-65; Anal spines: 0; Anal soft rays: 52 - 55; Vertebrae: 67 - 70. Opercle with an ocellated spot. Gill membranes fused with the isthmus. Usually 6 pores in preopercular canal; no posterior otic sensory canal pore; posterior interorbital pore usually absent. A pale bar below eye; a pale stripe from posterodorsal region of eye to anterior of lateral line; pale median stripe from tip of snout to origin of dorsal fin. Spots arranged in 3-5 irregular rows.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCongrogadus spiniferFamilyPseudochromidae (Dottybacks)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length13.0EnvironmentMarine; demersalClimateTropicalDistributionEastern Indian Ocean: northwestern 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