Élasmobranches (requins et raies) (sharks and rays) >
Torpediniformes (Electric rays) >
Narkidae (Sleeper rays)
Etymology: Heteronarce: Greek, heteros = other + Greek, narke = numbness (Ref. 45335).
Eponymy: Captain Dr Richard E Lloyd MB DSc (d: 1875) was a physician in the Indian Medical Service and was Surgeon Naturalist of the Marine Survey of India. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 73 - 346 m (Ref. 26165). Tropical; 14°N - 3°N, 45°E - 76°E (Ref. 114953)
Western Indian Ocean: Somalia, Socotra, Gulf of Aden to India, Arabian Sea.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 22.5 cm SL mâle / non sexé; (Ref. 26165); 19.5 cm (female)
Found in deep waters (Ref. 26165). Known from few specimens. Size presumably exceeds 30 cm TL. Males reaches maturity at ca. 20 cm TL. Biology and reproduction unknown (Ref. 114953).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Weitkamp, D.E. and R.D. Sullivan, 2003. Gas bubble disease in resident fish of the lower Clark Fork River. Trans. Am. Fish. Soc. 132(5):865-876. (Ref. 26165)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
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