Site: Tveitevannet
| Species | Scientific name | 2016 |
|---|---|---|
| Vårfluelarver m/ hus | Trichoptera Samlegruppe | 1 |
| Gråsugge | Asellus aquaticus | 2 |
| Buksvømmere | Corixidae indet. | 1 |
| Fjærmygg | Chironomidae indet. | 1 |
| Vannmidd | Hydracarina indet. | 1 |
| Igler | Hirudinea indet. | 1 |
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Responsible editor: Doris Jorde