Site: Trytetjønnet
| Species | Scientific name | 1989 | 1990 | 1994 |
|---|---|---|---|---|
| Chilomonas sp. | 1 | |||
| Chironomus sp. | 1 | |||
| Chrysolykos cf. skujai | 1 | |||
| Closterium sp. | 2 | |||
| Elakatothrix sp. | 2 | |||
| Pea clam | Pisidium sp. | 1 | ||
| Euastrum cf. elegans | 1 | |||
| Limnephilus sp. | 1 | |||
| Merismopedia sp. | 2 | |||
| Microcystis spp. | 1 | |||
| Mougeotia sp. | 2 | |||
| Oedogonium sp. | 1 | |||
| Oocystis sp. | 4 | |||
| Peridinium sp. | 2 | |||
| Rhodomonas sp. | 2 | |||
| Spirogyra sp. | 1 | |||
| European perch | Perca fluviatilis | 1 | ||
| Acantholeberis curvirostris | 1 | |||
| Acroperus harpae | 1 | |||
| Aeshna grandis | 1 | |||
| Agrypnia obsoleta | 1 | |||
| Alona affinis | 1 | |||
| Alonopsis elongata | 1 | |||
| Bitrichia chodatii | 2 | |||
| Botnegras | Lobelia dortmanna | 1 | ||
| Buttsnutefrosk | Rana temporaria | 1 | ||
| Dinobryon bavaricum | 1 | |||
| Dinobryon crenulatum | 2 | |||
| Moose | Alces alces | 1 | ||
| Euastrum elegans | 1 | |||
| Common Cuckoo | Cuculus canorus | 1 | ||
| Gomphosphaeria naegeliana | 2 | |||
| Halesus radiatus | 1 | |||
| Heptagenia fuscogrisea | 1 | |||
| Hoggorm | Vipera berus | 1 | ||
| White Water-lily | Nymphaea alba | 1 | ||
| Lumbriculus variegatus | 1 | |||
| Micrasterias rotata | 1 | |||
| Nebrioporus depressus | 1 | |||
| Polyphemus pediculus | 1 | |||
| Roe Deer | Capreolus capreolus | 1 | ||
| Sialis lutaria | 1 | |||
| Tabellaria flocculosa | 1 | 2 | ||
| Brown trout | Salmo trutta | 1 | ||
| Turdus sp. | 1 | |||
| Passerines | Passeriformes indet. | 1 |
