| Country | Locality | Introduced | Year | Qualitative Value | Ref. |
|---|---|---|---|---|---|
| Alaska | Burger study area | 2008 - 2008 | abundant | 117867 | |
| Alaska | Burger study area | 2009 - 2009 | abundant | 117867 | |
| Alaska | Burger study area | 2010 - 2010 | abundant | 117867 | |
| Alaska | Klondike study area | 2008 - 2008 | abundant | 117867 | |
| Alaska | Klondike study area | 2009 - 2009 | abundant | 117867 | |
| Alaska | Klondike study area | 2010 - 2010 | abundant | 117867 | |
| Alaska | Statoil study area | 2010 - 2010 | abundant | 117867 |