HomeFish encyclopediaRay-finned fishesClingfishesClingfishes and singleslitsUrchin clingfish Urchin clingfish (Dellichthys morelandi) Scientific name: Dellichthys morelandi Briggs, 1955 The Urchin clingfish (Dellichthys morelandi) is a marine fish of the family Gobiesocidae. Native range: Southwest Pacific, endemic to New Zealand. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 8-9; Anal spines: 0; Anal soft rays: 8 - 9. Head and body purple or cream with blue spots. A band of pale color across nape. Distinguished from other clingfishes by its thin lips, exposed flap of skin across the snout and a small fleshy swelling at the base of the pectoral fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDellichthys morelandiFamilyGobiesocidae (Clingfishes and singleslits)OrderGobiesociformes (Clingfishes)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Depth range0–15 m (0–49 ft)EnvironmentMarine; demersal; depth range 0 - 15 mClimateTemperateDistributionSouthwest Pacific: endemic to New Zealand.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026