Elasmobranchii (tubarões e raias) (sharks and rays) >
Torpediniformes (Electric rays) >
Narcinidae (Numbfishes)
Etymology: Discopyge: Greek, diskos = disc shape + Greek, pyge = tail (Ref. 45335).
More on author: Heckel.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 5 - 165 m (Ref. 38391). Subtropical; 15°S - 56°S, 76°W - 50°W (Ref. 114953)
Southeast Pacific: Peru and Chile (Ref. 5530). Southwest Atlantic: Uruguay and Argentina (Ref. 2806).
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 53.8 cm TL macho/indeterminado; (Ref. 38391); 44.2 cm TL (female); common length : 42.0 cm TL macho/indeterminado; (Ref. 114953)
A benthic species found on continental shelf. Produces 2-5 pups during each gestation (up to 12 reported from Argentina). Segregates by sex. Maturity size for males at 23-29 cm TL, females probably smaller (at least in Argentina); birth size at 8-9 cm TL (Ref. 114953).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Menni, R.C., R.A. Ringuelet and R.H. Aramburu, 1984. Peces marinos de la Argentina y Uruguay. Editorial Hemisferio Sur S.A. Buenos, Aires, Argentina. 359 p. (Ref. 2806)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Other
Uso pelos humanos
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