Localities: Granavatnet: 22.09.1989
| Reporter: | Inderøy videregående skole |
| Site: | Granavatnet () |
| Date: | 1989-09-22 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Gerris lacustris |
| Number: | 1 |
| Original: | Ja |
| Species: | Gyraulus acronicus |
| Number: | 2 |
| Original: | Ja |
| Species: | Lymnaea peregra |
| Number: | 2 |
| Original: | Ja |
| Species: | Callicorixa producta |
| Number: | 1 |
| Original: | Ja |
| Species: | Chironomus sp. |
| Number: | 2 |
| Original: | Ja |
| Species: | Holocentropus stagnalis |
| Number: | 4 |
| Original: | Ja |
| Species: | Sialis lutaria |
| Number: | 1 |
| Original: | Ja |