| Main Ref. | National Register of Lake Surveys, 2006 (Ref. 57534) |
|---|---|
| Name used | Gymnocephalus cernuus |
| Locality | Lake TREHÖRNAN |
| Station | FRI-623690-145144-19800930 |
| Year | 1980 |
| Altitude | 47 m |
| Coordinates | In decimal: 56.26, 15.02 |
| Collector | FINMND10 |
| Identifier | FINMND10 |