harpoon
| Other names | Gratangsfjord (1915) - 1924 Harpoon |
| Owner | 1915 Mikal Nilssen, Foldvik 1921 Mikal Nilssen and Lundberg Sørensen |
| Reg. brand | T 44 I |
| Home port | In residence |
| Construction site | Rognan |
| Year built | 1915 |
| Building materials | Three |
| Length, year of construction | 53,6 feet |
| Length measurements after conversion | 65,5 feet |
| Dimensions in width, year of construction | 17,6 feet |
| Dimensions in depth, year of construction | 7,8 feet |
| Tonnage | 35 GRT |
| Machine, original | Bolinder 40 hp |
| Skippers | Karl Braemo (1917) Mikal Nilssen (1918) Lundberg Sørensen (1919-24) |
| Shipwrecked | Wrecked April 25, 1924 in the White Sea |
| Additional information | 1917 White Sea delivered 120 seals 1918 Kvitsjøen delivered 450 seals on the first trip and 90 fur seals on the second trip 1919 delivered 1400 seals and 60 fur seals 1920 delivered 1700 seals first trip and 1150 second trip 1922 Captured by the Russians during capture in the White Sea, later released with a warning. 1924 Extended and renamed "Harpunen". The ship was crushed while screwing in the ice. The crew escaped on the ice and after a night on the ice were picked up by another ship. |

