Country | Locality | Introduced | Year | Qualitative Value | Ref. |
---|---|---|---|---|---|
Alaska | Beaufort Sea | 2012 - 2014 | rare | 118138 | |
Russian Federation | Central Kara Sea | 2012 - 2012 | absent | 120297 | |
Russian Federation | Novaya Zemlya Archipelago | 2012 - 2012 | absent | 120297 | |
Russian Federation | Ob Shallow | 2012 - 2012 | rare | 120297 |