Classification / Names
Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinoptérygiens (poissons à nageoires rayonnées) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Liparidae (Snailfishes)
Etymology: Paraliparis: Greek, para = the side of + Greek, liparis = fat (Ref. 45335); nigellus: Name from Latin 'nigellus' meaning blackish, dark (perhaps referring to its color, body color dark blackish brown with bluish tint, head black, belly bluish black). More on authors: Chernova & Møller.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; marin bathydémersal; profondeur 1950 - 2107 m (Ref. 79982). Deep-water
Distribution
Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri
Northeast Atlantic: northern Mid-Atlantic Ridge.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 13.6 cm TL mâle / non sexé; (Ref. 79982)
Description synthétique
Morphologie | Morphométrie
Rayons mous dorsaux (Total): 64; Rayons mous anaux: 59; Vertèbres: 73. This species is distinguished by the following characters: D 64, A 59, P 23-25, C 8; vertebrae 73 (12-61); pectoral radials 4 (3+1); simple and uniserial teeth except near jaw symphysis; gill opening shorter than pupil diameter; undeveloped opercular flap; head 16% SL; eye 28% of head length (HL); one symphyseal mandibular pore; pectoral fin with notch rays not rudimentary; interneural of the first dorsal-fin ray between neural spine 6 and 7; anus behind vertical through gill opening; mandible to anus distance almost equal to the length of anus to anal-fin origin; body color dark black-brown, with bluish tint, peritoneum black (Ref. 79982).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Chernova, N.V. and P.R. Møller, 2008. A new snailfish, Paraliparis nigellus sp. nov. (Scorpaeniformes, Liparidae), from the northern Mid-Atlantic Ridge - with notes on occurrence of Psednos in the area. Mar. Biol. Res. 4:369-375. (Ref. 79982)
Statut dans la liste rouge de l'IUCN (Ref. 120744)
CITES (Ref. 118484)
Not Evaluated
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
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Estimates 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=0.00457 (0.00217 - 0.00962), b=3.17 (2.98 - 3.36), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.5 se; Based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité (Ref.
59153): Low vulnerability (19 of 100) .