Japanese sleeper ray (Narke japonica)

Scientific name: Narke japonica Temminck & Schlegel, 1850

Japanese sleeper ray (Narke japonica)

The Japanese sleeper ray (Narke japonica) is a marine fish of the family Narkidae. Native range: Northwest Pacific, southern Japan to the South China Sea near Hong Kong.

Biology

Occurs inshore and offshore. Found on sand, often near rocky reefs. Biology little known. Does not do well in aquariums.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Narke japonica
Family
Narkidae (Sleeper rays)
Order
Torpediniformes (Electric rays)
Class
Elasmobranchii (Sharks and Rays)
Maximum length
40.0
Depth range
12–23 m (39–75 ft)
Environment
Marine; reef-associated; depth range 12 - 23 m
Climate
Subtropical
Distribution
Northwest Pacific: southern Japan to the South China Sea near Hong Kong.
Conservation status (IUCN)
Vulnerable (VU) (A2d+3d+4d)
Threat to humans
Other
Uses
Fisheries: minor commercial
Resilience
Low, minimum population doubling time 4.5 - 14 years (Assuming fecundity

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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