HomeMarine aquarium fishGobies, blennies & dottybacksTompot blenny Tompot blenny (Parablennius gattorugine) Scientific name: Parablennius gattorugine Linnaeus, 1758 The Tompot blenny (Parablennius gattorugine) is a marine fish of the family Blenniidae. BiologyDorsal spines (total): 13 - 14; Dorsal soft rays (total): 17-20; Anal spines: 2; Anal soft rays: 19 - 23. Gill membranes not forming fold across isthmus. Tentacles on nasal openings and above eyes. No canine teeth in upper jaw. Dentaries joined by ligament. Frontals not covered by parietals. Spawning males chocolate-brown, with bulb glands on spiny anal fin rays. Lateral line continuous with branches but discontinuous posteriorly.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParablennius gattorugineFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Common length17.5Depth range3–32 m (10–105 ft)EnvironmentMarine; demersal; non-migratory; depth range 3 - 32 mClimateSubtropicalDistributionNortheast Atlantic: Atlantic coast from Ireland to Morocco; also in the Mediterranean Sea and the Sea of Marmora. This species is present only in mainland Portugal. Although older papers reported this species from the Azores and Madeira, it has been concluded that the occurrences were misidentifications of Parablennius ruber.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (tm=1) More gobies, blennies & dottybacksYellowhead jawfishOpistognathus aurifronsFire gobyNemateleotris magnificaYellow prawn-gobyCryptocentrus cinctusPersian blennyEcsenius midasBelcher's dragonetCallionymus belcheriGolden gobyGobius auratusSee all gobies, blennies & dottybacks SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026