HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSnailfishesLarge-eyed tadpole Large-eyed tadpole (Careproctus macrophthalmus) Scientific name: Careproctus macrophthalmus Chernova, 2005 The Large-eyed tadpole (Careproctus macrophthalmus) is a marine fish of the family Liparidae. Native range: Northeast Atlantic, Barents Sea. BiologyDorsal soft rays (total): 53-56; Anal soft rays: 48 - 51; Vertebrae: 59 - 62. Diagnosis: Long-finned, slit-eyed careproct with slanted mouth and silvery belly and peritoneum; body low, cylindrical, its greatest body depth 93% head length (HL); head wide and flattened, its width almost equal to greatest depth; upper ray of pectoral found at the level of lower edge of eye, base of lower ray at the vertical of anterior third of eye; eye large (27% HL); teeth similar in size; gill slit against eye 0.9 of its diameter; disc, 24% HL.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCareproctus macrophthalmusFamilyLiparidae (Snailfishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length10.9Depth range260–275 m (853–902 ft)EnvironmentMarine; benthopelagic; depth range 260 - 275 mClimateTemperateDistributionNortheast Atlantic: Barents Sea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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