Localities: Koltjønna: 28.09.1990
| Reporter: | Fosen videregående skole |
| Site: | Koltjønna () |
| Date: | 1990-09-28 |
| Activity: | VANDA: Bunndyr |
Observation
| Species: | Gerris lacustris |
| Number: | 1 |
| Original: | Ja |
| Species: | Gyraulus acronicus |
| Number: | 3 |
| Original: | Ja |
| Species: | Corixidae indet. |
| Number: | 1 |
| Original: | Ja |
| Species: | Daphnia longispina |
| Number: | 1 |
| Original: | Ja |
| Species: | Gerridae indet. |
| Number: | 1 |
| Original: | Ja |
| Species: | Ilybius fuliginosus |
| Number: | 5 |
| Original: | Ja |
| Species: | Sialis lutaria |
| Number: | 3 |
| Original: | Ja |
| Species: | Sigara dorsalis |
| Number: | 3 |
| Original: | Ja |
| Species: | Succinea |
| Number: | 1 |
| Original: | Ja |