Site: Borrevannet
| Species | Scientific name | 2002 | 2003 |
|---|---|---|---|
| Euglena sp. | 1 | ||
| Filinia sp. | 1 | ||
| European perch | Perca fluviatilis | 3 | |
| Asterionella formosa | 1 | ||
| Brasme | Abramis brama | 2 | |
| Ceratium hirundinella | 1 | ||
| Cyclops strenuus | 1 | ||
| Daphnia longispina | 1 | ||
| Eurytemora velox | 1 | ||
| Mew Gull | Larus canus | 1 | |
| Fragilaria crotonensis | 1 | ||
| Northern pike | Esox lucius | 2 | |
| Gjørs | Stizostedion lucioperca | 1 | |
| Greylag Goose | Anser anser | 1 | |
| Grey Heron | Ardea cinerea | 1 | |
| Herring Gull | Larus argentatus | 1 | |
| Black-headed Gull | Chroicocephalus ridibundus | 1 | |
| Kellicottia longispina | 1 | ||
| Keratella quadrata | 1 | ||
| Mute Swan | Cygnus olor | 1 | |
| Pink-footed Goose | Anser brachyrhynchus | 1 | |
| Eurasian Teal | Anas crecca | 1 | |
| Common Goldeneye | Bucephala clangula | 1 | |
| Goosander | Mergus merganser | 1 | |
| Smew | Mergellus albellus | 1 | |
| Laue | Alburnus alburnus | 1 | |
| Microcystis aeruginosa | 1 | ||
| Mort | Rutilus rutilus | 1 | |
| Common Buzzard | Buteo buteo | 1 | |
| Wood Pigeon | Columba palumbus | 1 | |
| Common Coot | Fulica atra | 1 | |
| Mallard | Anas platyrhynchos | 1 | |
| Great Cormorant | Phalacrocorax carbo | 1 | |
| Suter | Tinca tinca | 1 | |
| Great Black-backed Gull | Larus marinus | 1 | |
| Sørv | Scardinius erythrophthalmus | 1 | |
| Great Crested Grebe | Podiceps cristatus | 1 | |
| Asplanchna sp. | 1 | ||
| Bosmina sp. | 1 | ||
| Pediastrum sp. | 1 | ||
| Synedra sp. | 1 |
Sustain.no is provided by the Norwegian Centre for Science Education