| Sex | Wmax | Lmax (cm) | Tmax (y) | Country | Locality |
|---|---|---|---|---|---|
| unsexed | 16.5 kg | 122 | 22 | Russia | Anadyr Basin |
| unsexed | 150 | Arctic Ocean basin | |||
| mixed | 19.8 kg | 125 | 25 | Russia | Enisey river |
| unsexed | 24.0 kg | USA | Pah River, 1986 | ||
| unsexed | 93.3 | 17 | Canada | Tuktoyaktuk Harbour, Northwest Territories |