Site: Alvøen skole rundt fotballbanen
| Species | Scientific name | 2013 | 2015 |
|---|---|---|---|
| Bregne | Pteropsida indet. | 2 | |
| Oak | Quercus sp. | 2 | |
| Downy Birch | Betula pubescens | 8 | 14 |
| Bilberry | Vaccinium myrtillus | 1 | |
| Blue Tit | Cyanistes caeruleus | 3 | |
| Chaffinch | Fringilla coelebs | 9 | |
| Spanish Slug | Arion vulgaris | 3 | |
| Buttsnutefrosk | Rana temporaria | 1 | |
| Cuckooflower | Cardamine pratensis | 2 | |
| Falkbregne | Polystichum aculeatum | 1 | |
| Colt's-foot | Tussilago farfara | 11 | 47 |
| European Honey Bee | Apis mellifera | 1 | |
| Housefly | Musca domestica | 2 | |
| Wood Anemone | Anemone nemorosa | 6 | 11 |
| Great Tit | Parus major | 14 | |
| White Wagtail | Motacilla alba | 8 | |
| Small Tortoiseshell | Aglais urticae | 5 | |
| Padde | Bufo bufo | 3 | |
| Pinselilje | Narcissus poeticus | 1 | |
| Påskelilje | Narcissus pseudonarcissus | 1 | |
| Goat Willow | Salix caprea | 12 | 30 |
| Orpine | Hylotelephium maximum | 1 | |
| European Starling | Sturnus vulgaris | 3 | |
| Eurasian Oystercatcher | Haematopus ostralegus | 2 | |
| Cowberry | Vaccinium vitis-idaea | 1 | |
| Bumble-bee | Bombus sp. | 7 | 14 |
| Kløverslekta | Trifolium sp. | 1 | |
| Crocus | Crocus sp. | 1 | |
| Dandelion | Taraxacum sp. | 5 | |
| Mygg | Nematocera indet. | 1 |
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