| Country | Locality | Introduced | Year | Qualitative Value | Ref. |
|---|---|---|---|---|---|
| Ukraine | Black Sea, from Odessa to the mouth of Danube. | 1998 - 1998 | extremely abundant | 3284 | |
| Ukraine | Black Sea, from Odessa to the mouth of Danube. | 1998 - 1998 | common | 3284 | |
| Russian Federation | Gelendhik Bay, Black Sea | 2000 - 2000 | rare | 7407 | |
| Russian Federation | Gelendhik Bay, northeastern Black Sea | 2000 - 2000 | common | 7407 | |
| Russian Federation | Northeastern Black Sea | 1999 - 1999 | rare | 7407 | |
| Russian Federation | Northeastern Black Sea | 2000 - 2000 | absent | 7407 | |
| Russian Federation | Northeastern Black Sea | 2001 - 2001 | common | 7407 | |
| Ukraine | Sevastopol Bay and adjacent waters. | 1999 - 1999 | common | 3284 | |
| Ukraine | Sevastopol Bay and adjacent waters. | 1999 - 1999 | common | 3284 | |
| Ukraine | Sevastopol Bay and adjacent waters. | 1999 - 1999 | absent | 3284 | |
| Turkey | Southern Black Sea | 1999 - 1999 | rare | 3594 |