| Main Ref. | National Register of Lake Surveys, 2006 (Ref. 57534) |
|---|---|
| Name used | Gymnocephalus cernuus |
| Locality | Lake SUNDSJÖN |
| Station | FRI-637933-128626-19800725 |
| Year | 1980 |
| Water depth | 13 m |
| Altitude | 15 m |
| Coordinates | In decimal: 57.49, 12.24 |
| Collector | FINMND13 |
| Identifier | FINMND13 |