Elasmobranchii (sharks and rays) >
Torpediniformes (Electric rays) >
Narcinidae (Numbfishes)
Etymology: Narcine: Greek, narke = numbness (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 10 - 35 m (Ref. 116153). Tropical
Southeast Pacific: Colombia and Ecuador.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 16.5 cm TL male/unsexed; (Ref. 116153); 33.0 cm TL (female); max. published weight: 54.90 g (Ref. 116153); max. published weight: 54.90 g
Collected from shallow and sandy bottom area. The 33 cm TL pregnant female has a total of 12 embryos with 2 females and 10 males, measuring between 6.2 and 6.8 cm TL (Ref. 116153). Males mature at ca. 18 cm TL (Ref. 114953).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eschmeyer, W.N. (ed.), 2003. Catalog of fishes. Updated database version of March 2003. Database dump. Catalog databases as made available to FishBase in March 2003. (Ref. 46206)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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