| Country | Locality | Introduced | Year | Qualitative Value | Ref. |
|---|---|---|---|---|---|
| Alaska | Burger study area, northeasten Chukchi Sea | 2010 - 2010 | common | 118567 | |
| Alaska | Burger study area, northeastern Chukchi Sea | 2008 - 2008 | common | 118567 | |
| Alaska | Burger study area, northeastern Chukchi Sea | 2009 - 2009 | rare | 118567 | |
| Alaska | Chukchi Sea | 1999 - 1999 | rare | 118566 | |
| Alaska | Chukchi Sea | 2000 - 2000 | rare | 118566 | |
| Alaska | Klondike study area, northeastern Chukchi Sea | 2008 - 2008 | common | 118567 | |
| Alaska | Klondike study area, northeastern Chukchi sea | 2009 - 2009 | rare | 118567 | |
| Alaska | Klondike study area, northeastern Chukchi Sea | 2010 - 2010 | rare | 118567 | |
| Alaska | Statoil study area, northeastern Chukchi Sea | 2010 - 2010 | extremely abundant | 118567 |