| Occurrence | native | ||
| Importance | commercial | Ref. | FAO, 1994 |
| Aquaculture | commercial | Ref. | FAO, 1997 |
| Regulations | Ref. | ||
| Freshwater | Yes | ||
| Brackish | Yes | ||
| Saltwater | Yes | ||
| Live export | |||
| Bait | No | ||
| Gamefish | No | ||
| Abundance | Ref. | ||
| Comments |
Known from northernmost rivers of Great Britain (Ref. 59043). Found in England Wales, and Scotland (Ref. 90052). Also Ref. 173. |
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| States/Provinces | |||
| States/Provinces Complete? | No | ||
| National Checklist | |||
| Country information | https://www.cia.gov/library/publications/resources/the-world-factbook/geos/uk.html | ||