Teleostei (teleosts) >
Perciformes/Cottoidei (Sculpins) >
Liparidae (Snailfishes)
Etymology: Allocareproctus: Greek, allos = other + Greek, kara, kare = face + Greek, proktos = anus (Ref. 45335); kallaion: Name from a Greek word meaning comb, allusion to the multiple projections on the orobuccal valve and the single row of teeth on the posterior part of the dentary.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 278 - 458 m (Ref. 57077). Deep-water
Northeast Pacific: east-central Aleutian Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 19.5 cm SL male/unsexed; (Ref. 57077)
Short description
Identification keys | Morphology | Morphometrics
Diagnosis: Teeth simple; nasal pore 1 with pigmented papilla; peritoneum black; orobuccal valve with 4-6 finger-like projections; orobuccal cavity dark; gill rakers 14-18, stout, with strong spines at tip; interorbital papilla absent; red blotchy body, darker gray anteriorly, iris silver gray (Ref. 57077).
Smallest female with yolked eggs measured 16.2 cm SL; smallest male with enlarged, swollen testes 12.4 cm SL (Ref. 57077).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Orr, J.W. and M.S. Busby, 2006. Revision of the snailfish genus Allocareproctus Pitruk & Fedorov (Teleostei: Liparidae), with descriptions of four new species from the Aleutian Islands. Zootaxa 1173:1-37. (Ref. 57077)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00525 (0.00238 - 0.01156), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.5 ±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 to moderate vulnerability (26 of 100). 🛈 |