>
Perciformes/Cottoidei (Sculpins) >
Liparidae (Snailfishes)
Etymology: Psednos: Greek, psednos, -e, -on = rare (Ref. 45335); balushkini: Named for Dr. Arkady V. Balushkin in honor of his many contributions to the knowledge of Antarctic fishes, especially to the taxonomy of the suborder Notothenioidei..
More on authors: Stein, Chernova & Andriashev.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas batidemersal; intervalo de profundidade 914 - 978 m (Ref. 42734). Deep-water
Southwest Pacific: Tasman Sea off New South Wales, Australia.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 8.4 cm SL macho/indeterminado; (Ref. 42734)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Raios dorsais moles (total) : 49 - 50; Espinhos anais: 0; Raios anais moles: 43; Vértebras: 57. Caudal-fin rays 6; depth at occiput 111-123% HL; pectoral fin distinctly notched; 3 notched pectoral radials, with 2 fenestrae; gill opening extending ventrally in front of two pectoral rays; opercular lobe small but distinct; rays of lower pectoral-fin lobe shorter than in the upper; pyloric caeca of similar length, slightly dotted at bases; orobranchial cavity pale scarcely dotted, tongue pale, peritoneum light brown or paler; gill arches not dotted (Ref. 42734).
Found on the continental slope. Benthic (Ref. 75154).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
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)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 3.3 - 5.7, mean 4.4 °C (based on 9 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
