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Perciformes/Cottoidei (Sculpins) >
Liparidae (Snailfishes)
Etymology: Careproctus: Greek, kara = face + Greek, proktos = anus (Ref. 45335); derjugini: Named for Konstantin Mikhailovich Derjugin.
Eponymy: Professor Dr Konstantin Michailovich Derjugin (1878–1938) was an oceanographer and marine zoologist at Leningrad State University, and manager of the Oceanic Division of the State Hydrological Institute in Leningrad. [...] (Ref. 128868), visit book page.
More on author: Chernova.
Taxonomic Remarks
This species is a junior synonym of according to Meclenburg et al., 2018 (Ref. 119696).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall 344 - 363 m (Ref. 41470). Deep-water; ? - 2°C (Ref. 41470)
Arctic to Northeast Atlantic: Svalbard, Central Arctic basin to northeast of Spitzbergen.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm ?, range 22 - ? cm
Max length : 21.7 cm SL (female)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Diagnosis: Long-finned, slit-eyed careproct with oblique mouth and no silvery coloration; body laterally compressed and deep, its greatest body depth 145% head length (HL); body depth above the beginning of anal fin 125% HL; ellipsoid; head depth more than its width by 1.8 times; pectoral fin in low position (upper ray at the level of mouth end); base of lower ray of pectoral at the vertical of nostril; eye 19.5% HL); posterior teeth similar in rows longer than anterior teeth; gill slit below the level of middle of eye and 1.7 times greater than its diameter; disc, 20% HL (Ref. 41470).
Body shape (shape guide): elongated.
Found at depths with salinity 34.84 ppt (Ref. 41470).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Chernova, N.V., 2005. New species of Careproctus Liparidae fom the Barents Sea and adjacent waters. J. Ichthyol. 45(9):689-690. (Ref. 41470)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
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Särskilda rapporter
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00447 (0.00206 - 0.00966), b=3.17 (2.99 - 3.35), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (29 of 100). 🛈 |