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Perciformes/Cottoidei (Sculpins) >
Liparidae (Snailfishes)
Etymology: Psednos: Greek, psednos, -e, -on = rare (Ref. 45335); nataliae: Named for N.V. Chernova (works on Arctic liparids and other fishes).
Eponymy: Dr Natalia V Chernova is a marine biologist and ichthyologist who is (1991–present) a Senior Researcher at the Zoological Institute, Russian Academy of Sciences, St Petersburg. [...] (Ref. 128868), visit book page.
More on authors: Stein & Andriashev.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall ? - 1120 m (Ref. 42734). Deep-water
Eastern Indian Ocean: west coast of Tasmania, Australia.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 9.9 cm SL hane/ej könsbestämd; (Ref. 42734)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 50; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 42; Ryggkotor: 58. Depth of occiput 133% HL; 3 notched pectoral radials, with single fenestra; pectoral fin notch moderately deep; gill opening extending ventrally in front of about fourth to fifth pectoral-fin rays; opercular lobe very weakly developed, hardly discernible; lower pectoral-fin rays 110% upper lobe rays; tongue densely black-dotted; orobranchial cavity dark, closely dotted with melanophores, as are gill arches; peritoneum, stomach, and anterior part of intestine black; pyloric caeca different lengths, 5-9.5% SL, all dark-dotted (Ref. 42734).
Found on the continental slope. Benthic (Ref. 75154).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Stein, D.L., N.V. Chernova and A.P. Andriashev, 2001. Snailfishes (Pisces: Liparidae) of Australia, including descriptions of thirty new species. Rec. Aust. Mus. 53:341-406. (Ref. 42734)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
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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=0.00525 (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). |
Trofisk nivå (Ref. 69278) |
3.4 ±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 vulnerability (14 of 100). 🛈 |