| Main Ref. | National Register of Lake Surveys, 2006 (Ref. 57534) |
|---|---|
| Name used | Salvelinus alpinus |
| Locality | Lake HÄLLSJÖN |
| Station | FRI-669815-132313-19830810 |
| Year | 1983 |
| Water depth | 21 m |
| Altitude | 402 m |
| Coordinates | In decimal: 60.36, 12.60 |
| Collector | Freshwater Research Institute |
| Identifier | Freshwater Research Institute |