Élasmobranches (requins et raies) (sharks and rays) >
Torpediniformes (Electric rays) >
Narcinidae (Numbfishes)
Etymology: Discopyge: Greek, diskos = disc shape + Greek, pyge = tail (Ref. 45335); castelloi: Named for H.P. Castello.
Eponymy: Dr Hugo Patricio Castello is an Argentine zoologist, marine biologist and ichthyologist who gave the holotype of this electric ray to the describers, suggesting it might be new to science. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; profondeur 35 - 55 m (Ref. 114953). Tropical; 38°S - 45°S, 58°W - 66°W (Ref. 114953)
Southwest Atlantic: Necochea and Camarones (off Argentina).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 30.7 cm TL (female)
Benthic on inner continental shelf. Smallest known size of newborn, still with umbilical scars is 9-10 cm TL. Rarely captured and life history unknown (Ref. 114953).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Menni, R.C., G. Rincón and M.L. García, 2009. Discopyge castelloi sp. Nov. (Torpediniformes, Narcinidae), una nueva especie de raya eléctrica del Mar Argentino. Revista del Museo Argentino de Ciencias Naturales "Bernardino Rivadavia", n.s.,10(1):161-171. (Ref. 81090)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00470 - 0.02937), b=2.88 (2.66 - 3.10), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).