| Occurrence | native | ||
| Importance | Ref. | ||
| Aquaculture | Ref. | ||
| Regulations | Ref. | ||
| Freshwater | Yes | ||
| Brackish | Yes | ||
| Saltwater | Yes | ||
| Live export | |||
| Bait | No | ||
| Gamefish | No | ||
| Abundance | scarce (very unlikely) | Ref. | Sokolovskaya, T.G., A.S. Sokolovskii and E.I. Sobolevskii, 1998 |
| Comments |
Occurs in northern Hokkaido (Ref. 434); Oketchiushi River, Shiretoko Peninsula (Ref. 37256). Also Ref. 11857, 12218, 27436, 37812, 96339. In range Ref. 2850. Status of threat: Vulnerable (Ref. 94887). |
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| States/Provinces | Hokkaido (native) | ||
| States/Provinces Complete? | Yes | ||
| National Checklist | |||
| Country information | https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ja.html | ||