Localities: Gullerudtjern: 06.06.1991
| Reporter: | Ringerike gymnas |
| Site: | Gullerudtjern () |
| Date: | 1991-06-06 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Ephemera vulgata |
| Number: | 5 |
| Original: | Ja |
| Species: | Gerris lacustris |
| Number: | 2 |
| Original: | Ja |
| Species: | Enallagma cyathigerum |
| Number: | 1 |
| Original: | Ja |
| Species: | Epoicocladius sp. |
| Number: | 1 |
| Original: | Ja |
| Species: | Hygrotus versicolor |
| Number: | 1 |
| Original: | Ja |
| Species: | Limnephilus sp. |
| Number: | 1 |
| Original: | Ja |