Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Perciformes/Cottoidei (Sculpins) >
Liparidae (Snailfishes)
Etymology: Careproctus: Greek, kara = face + Greek, proktos = anus (Ref. 45335); barbatulus: Name 'barbatulus' from the Latin name 'barba', meaning 'barbel', referring to the short lower lobe of the pectoral fin, reminiscent of a short barbel (Ref. 133142).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 500 - 825 m (Ref. 133142). Temperate
Northwest Pacific: Japan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.1 cm SL male/unsexed; (Ref. 133142)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 50 - 53; Anal soft rays: 45 - 48; Vertebrae: 55 - 58. This species is distinguished by the following set of characters: vertebrae 55-58; D 50-53; A 45-48; pectoral-fin rays 27-34; pectoral fin with shallow notch, lower lobe short, extending slightly posterior to anus; pelvic disk rounded and greatly reduced; cephalic pores 2-6-7-2, chin pores paired in separate pits; gill slit moderately large, extending ventrally to pectoral-fin rays 4-10; teeth simple or slightly shouldered; anus located below mid-orbit; peritoneum and stomach black (Ref. 133142).
Cross section: compressed.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kai, Y., K. Matsuzaki, T. Mori, D.L. Pitruk, R. Misawa and F. Tashiro, 2024. Snailfishes of the genus Careproctus (Perciformes: Liparidae) with a reduced
pelvic disk: three new species and new records from the western North Pacific with comments on their phenotypic diversity. Zootaxa 5492(2):191-213. (Ref. 133142)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic level (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (17 of 100).
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