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Squalus japonicus Ishikawa, 1908 Japanese spurdog |
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photo by
White, W.T. |
| Family: | Squalidae (Dogfish sharks) | |||
| Max. size: | 91 cm TL (male/unsexed) | |||
| Environment: | pelagic-oceanic; marine; depth range 150 - 300 m | |||
| Distribution: | Western Pacific: southeastern Japan and East China Sea, including the Republic of Korea, the Philippines, and the Arafura Sea (Ref. 9819). | |||
| Diagnosis: | Dorsal spines (total): 2-2; Dorsal soft rays (total): 0-0; Anal spines: 0-0; Anal soft rays: 0-0 | |||
| Biology: | Found on the outer continental and insular shelves and uppermost slopes, presumably on or near sandy-mud bottom (Ref. 31367, 11230). Ovoviviparous (Ref. 205). | |||
| IUCN Red List Status: | Endangered (EN); Date assessed: 30 August 2019 (A2d) Ref. (130435) | |||
| Threat to humans: | harmless | |||