Localities: Hammervatnet: 11.06.1997
| Reporter: | Levanger videregående skole |
| Site: | Hammervatnet () |
| Date: | 1997-06-11 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Haliplus fulvus |
| Number: | 1 |
| Species: | Haliplus ruficollis |
| Number: | 1 |
| Species: | Sigara dorsalis |
| Number: | 13 |