Elasmobranchii (tubarões e raias) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: leptoura: Name from Greek 'leptos' meaning fine, thin or delicate and 'oura' for tail, refers to its somewhat filamentous tail..
More on authors: Last & Gledhill.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas bentopelágico; intervalo de profundidade 202 - 735 m (Ref. 75645). Tropical; 11°S - 33°S, 111°E - 124°E (Ref. 114953)
Eastern Indian Ocean: off western Australia (Ref. 114953).
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 48.6 cm TL macho/indeterminado; (Ref. 75645); 55.5 cm TL (female)
Inhabits upper continental slope (Ref. 114953). Length of adolescent males 32.7-46.3 cm TL, some individuals with no clasper development at 35.6 cm TL; males mature at 39.4-48.6 cm TL, with smallest juvenile at 14.7 cm TL (Ref. 75645).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Last, P.R. and D.C. Gledhill, 2008. Two new skates of the genus Okamejei (Rajoidei: Rajiidae) from south-east Indian Ocean. In Last. P.R., W.T. White, J.J. Pogonoski and D.C. Gledhill (eds) : Descriptions of new Australian skates (Batoidea: Rajoidei) pg. 119-134. CSIRO marine and atmospheric research paper no. 021. (Ref. 75645)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 8.8 - 13, mean 11.3 °C (based on 59 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00141 - 0.00645), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 4.1 ±0.6 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).