Localities: Akersvannet: 12.10.1990
| Reporter: | Melsom videregående skole |
| Site: | Akersvannet () |
| Date: | 1990-10-12 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Caenis horaria |
| Number: | 1 |
| Original: | Ja |
| Species: | Centroptilum luteolum |
| Number: | 3 |
| Original: | Ja |
| Species: | Cloeon dipterum |
| Number: | 12 |
| Original: | Ja |
| Species: | Sigara cf. striata |
| Number: | 6 |
| Original: | Ja |