| Territory | Localização | Introduzida(s) | Ano | Qualitative Value | Ref. |
|---|---|---|---|---|---|
| Greece | Strymonikos Gulf (Aegean Sea) | 1997 - 1997 | absent | 58475 | |
| Greece | Strymonikos Gulf (Aegean Sea) | 1997 - 1997 | absent | 58475 | |
| Greece | Strymonikos Gulf (Aegean Sea) | 1997 - 1997 | absent | 58475 | |
| Greece | Strymonikos Gulf (Aegean Sea) | 1997 - 1997 | absent | 58475 | |
| Greece | Strymonikos Gulf (Aegean Sea) | 1998 - 1998 | absent | 58475 | |
| Greece | Strymonikos Gulf (Aegean Sea) | 1998 - 1998 | rare | 58475 | |
| Portugal | south and southwest coast of Portugal | 2006 - 2007 | rare | 85184 | |
| England and Wales (UK) | R1 - between Flamborough Head and Winterton | 1973 - 1995 | rare | 80786 | |
| England and Wales (UK) | R2 - east coast between Winterton & North Foreland | 1973 - 1995 | absent | 80786 | |
| England and Wales (UK) | R3 - between North Foreland & Portland Bill | 1973 - 1995 | absent | 80786 | |
| United States (contiguous states) | Penobscot Bay, Maine | 1997 - 1997 | common | 39299 | |
| United States (contiguous states) | Penobscot Bay, Maine | 1998 - 1998 | absent | 39299 |