| Country | Locality | Introduced | Year | Qualitative Value | Ref. |
|---|---|---|---|---|---|
| Germany | Western Baltic Sea (ICES Subdivision 22 and 24) | 2000 - 2000 | rare | 82151 | |
| Germany | Western Baltic Sea (ICES Subdivision 22 and 24) | 2001 - 2001 | common | 82151 | |
| Germany | Western Baltic Sea (ICES Subdivision 22 and 24) | 2002 - 2002 | rare | 82151 | |
| Russian Federation | Barents Sea | 1998 - 2006 | common | 80862 | |
| United States (contiguous states) | Penobscot Bay, Maine | 1997 - 1997 | rare | 39299 | |
| United States (contiguous states) | Penobscot Bay, Maine | 1998 - 1998 | common | 39299 |