Actinopterygii (ray-finned fishes) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Liparidae (Snailfishes)
Etymology: Careproctus: Greek, kara = face + Greek, proktos = anus (Ref. 45335). More on author: Gilbert.
Issue
Careproctus cryptacanthoides Krasyukova, 1984, Careproctus entomelas Gilbert & Burke, 1912, and Careproctus entargyreus Gilbert & Burke, 1912 may be junior synonyms of this species. Currently treated as valid in the annotated checklist (Ref. 51661).
Environment / Climate / Range
Ecology
Marine; bathydemersal; depth range 64 - 1350 m (Ref. 43939), usually 400 - 600 m (Ref. 56456). Deep-water, preferred ?
North Pacific: Sea of Japan and Sea of Okhotsk to the Gulf of Alaska.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 44.0 cm TL male/unsexed; (Ref. 56456); common length : 27.0 cm TL male/unsexed; (Ref. 56456); max. published weight: 1.2 kg (Ref. 56456); max. reported age: 6 years (Ref. 56456)
Short description
Morphology | Morphometrics
Dorsal
spines
(total): 0;
Dorsal
soft rays
(total): 51-58;
Anal
spines: 0;
Anal
soft rays: 47 - 52;
Vertebrae: 59 - 65. Teeth lanceolate; outer teeth about equal to inner teeth in length; length of lower pectoral fin lobe contained 0.8 to 1.2 times in head length; disk length 15.0 to 27.6% of head length (Ref. 559). Body reddish black; vertical fins black; peritoneum black; stomach pale (Ref. 559).
Found on mud and sand bottoms (Ref. 43939).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Mecklenburg, C.W., T.A. Mecklenburg and L.K. Thorsteinson, 2002. Fishes of Alaska. American Fisheries Society, Bethesda, Maryland. xxxvii +1037 p. (Ref. 43939)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: of no interest
More information
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00372 (0.00214 - 0.00644), b=3.30 (3.14 - 3.46), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic Level (Ref.
69278): 3.3 ±0.61 se; Based on food items.
Resilience (Ref.
69278): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100) .