| 國家 | 地點 | 描述 | 年代 | Qualitative Value | 參考文獻 |
|---|---|---|---|---|---|
| Alaska | Beaufort Sea | 2012 - 2014 | rare | 118138 | |
| Russian Federation | Central Kara Sea | 2012 - 2012 | abundant | 120297 | |
| Alaska | Chukchi Sea | 2004 - 2004 | very common | 118525 | |
| Alaska | Chukchi Sea | 2009 - 2009 | abundant | 118525 | |
| Alaska | Chukchi Sea | 2012 - 2012 | rare | 118525 | |
| Alaska | Chukchi Sea | 2004 - 2004 | common | 118514 | |
| Alaska | Chukchi Sea | 2009 - 2009 | common | 118514 | |
| Alaska | Chukchi Sea | 2010 - 2010 | common | 118514 | |
| Alaska | Chukchi Sea | 2012 - 2012 | common | 118514 | |
| Russian Federation | Novaya Zemlya Archipelago | 2012 - 2012 | rare | 120297 | |
| Russian Federation | Ob Shallow | 2012 - 2012 | common | 120297 |