| Occurrence | native | ||
| Importance | Ref. | ||
| Aquaculture | Ref. | ||
| Regulations | Ref. | ||
| Freshwater | Yes | ||
| Brackish | Yes | ||
| Saltwater | Yes | ||
| Live export | |||
| Bait | No | ||
| Gamefish | No | ||
| Abundance | Ref. | ||
| Comments |
Known from the littoral Atlantic and Manch, entering the Loire and the rivers of Normandy (Ref. 30578). Also known from the Gironde estuary (Ref. 51442) and the Mont Saint-Michel Bay (Ref. 38302). Its distribution area has strongly decreased because of obstacles to its migration (Ref. 40476). Used as a sentinel for estuarians areas because of its survey in low quality water (Ref. 40476). 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/fr.html | ||