Scientific Name	Hemitrygon navarrae			by: Lab of Fish Ecol. and Evo., BRCAS
Author	(steindachner, 1892)	Depth	5 - 100M
Chinese	奈氏魟	Poisonous Fish	Yes
Family_Chinese	魟科	Economic Fish	No
Family	F055　Dasyatidae	Edible Fish	Yes	Chinese In Mainland China	奈氏魟
Max Length	94 cm	Aquarium Fish	No	Common Name	黑土魟、魴仔
Distribution in World	North West Pacific Ocean	Distribution in Taiwan	North
Habitats	Benthos、Coastal	Holotype Locality	Shanghai, China
Synonyms	Trygon navarrae
Reference	臺灣魚類誌(沈等, 1993)；福建魚類誌(朱等, 1985)  朱元鼎 編 1985 沈世傑 編 Shih-Chieh Shen ed. 1993
Specimen List
Common Name	Blackish stingray
Redlist Status	Not in IUCN Redlist
Characteristic	Front margins of pectorals converging at an angle of 65℃ Snout meeting at nearly a right angle. Width of mouth contained two and one-half times in space between anterior gill-openings. Nasal flap fringed. Top of tail roughened by minute spine-like tubercles. A median dorsal row of short but strong spines originating behind gill-cavity and reaching to base of serrated tail-spine; many small tubercles on either side of this row anteriorly. Tail with a low black cutaneous fold on under side, originating under the serrated spine and extending backward a distance three times interorbital space. Uniform blackish above, pale below, tail without bands.
habitats	Ovoviviparous.
Distribution	Taiwan.
Utility