Narke japonica (Temminck & Schlegel, 1850)
Japanese sleeper ray
전기가오리,  Chǒn-gi-ga-o-ri
Narke japonica
photo by Cornish, A.

Family:  Narkidae (Sleeper rays)
Max. size:  40 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range - 100 m
Distribution:  Northwest Pacific: southern Japan to the South China Sea near Hong Kong, including Taiwan.
Biology:  Occurs inshore and offshore (Ref. 9913, 11230). Found on sand, often near rocky reefs (Ref. 12951). Biology little known (Ref. 9913), but locally common in Taiwan and Japan (Ref. 114953). Produces 4-6 pups per litter. Maturity size of males known at 25 cm TL. Not utilized for food. Capable of producing a moderate shock to humans (Ref. 114953). Does not do well in aquariums (Ref. 12951).
IUCN Red List Status: Vulnerable (VU); Date assessed: 17 May 2021 (A2cd) Ref. (124695)
Threat to humans:  other
Country info:  Also Ref. 9913.

Entered by: Garilao, Cristina V. - 20.10.95
Modified by: Abucay, Luisa - 17.08.18

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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