Localities: Gullerudtjern: 19.09.1992
| Reporter: | Ringerike gymnas |
| Site: | Gullerudtjern () |
| Date: | 1992-09-19 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Gammarus lacustris |
| Number: | 8 |
| Original: | Ja |
| Species: | Lymnaea stagnalis |
| Number: | 1 |
| Original: | Ja |
| Species: | Sympetrum danae |
| Number: | 1 |
| Original: | Ja |