| Occurrence | native | ||
| Importance | Ref. | ||
| Aquaculture | Ref. | ||
| Regulations | Ref. | ||
| Freshwater | Yes | ||
| Brackish | No | ||
| Saltwater | No | ||
| Live export | |||
| Bait | No | ||
| Gamefish | No | ||
| Abundance | Ref. | ||
| Comments |
Found in the River Provadiskaya (enters Black Se near Varna) where it is still locally abundant in the upper reaches but extirpated in the lower reaches. Threatened due to pollution and its decline is expected to continue with ongoing economic development (Ref. 59043). Also Ref. 56793. Status of threat: vulnerable (Ref. 59043). |
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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/bu.html | ||