| Main Ref. | National Register of Lake Surveys, 2006 (Ref. 57534) |
|---|---|
| Name used | Carassius carassius |
| Locality | Lake KÄRVEN |
| Station | FRI-664474-163318-19910730 |
| Year | 1991 |
| Water depth | 6 m |
| Altitude | 12 m |
| Coordinates | In decimal: 59.90, 18.19 |
| Collector | UPPSTIFT |
| Identifier | UPPSTIFT |