| Main Ref. | National Register of Lake Surveys, 2006 (Ref. 57534) |
|---|---|
| Name used | Salvelinus alpinus |
| Locality | Lake HÄLSEN |
| Station | FRI-682315-154434-19860716 |
| Year | 1986 |
| Water depth | 38 m |
| Altitude | 286 m |
| Coordinates | In decimal: 61.52, 16.64 |
| Collector | Freshwater Research Institute |
| Identifier | Freshwater Research Institute |