| Occurrence | native | ||
| Importance | commercial | 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 |
Recorded from Lake Biwa (Ref. 78994), Hokkaido (Ref. 37812), and Chugoku District westward from the Yoshii River (Okayama Prefecture) and Hii River (Shimane Prefecture) (Ref. 41299). Status of threat in the 2005 Red Data Book of Shiga Prefecture : data deficient so caution needed (Ref. 79825). Also Ref. 4537, 9988, 12218. |
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| States/Provinces | Fukui (native), Gumma (native), Hiroshima (native), Hyogo (native), Ibaraki (native), Ishikawa (native), Nagano (native), Okayama (native), Saitama (native), Shimane (native), Tochigi (native), Tokyo (native), Tottori (native), Toyama (native), Yamagata (native), Yamaguchi (native), Yamanashi (native) | ||
| States/Provinces Complete? | Yes | ||
| National Checklist | |||
| Country information | https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ja.html | ||