| Main Ref. | National Register of Lake Surveys, 2006 (Ref. 57534) |
|---|---|
| Name used | Aspius aspius |
| Locality | Lake NORRVIKEN |
| Station | FRI-659728-161988-19970721 |
| Year | 1997 |
| Water depth | 13 m |
| Altitude | 4 m |
| Coordinates | In decimal: 59.48, 17.92 |
| Collector | Stockholm Province Fishery Unit |
| Identifier | Stockholm Province Fishery Uni |