Localities: Lysakerelven: 15.06.2015
| Reporter: | Bogstad skole |
| Observers: | cathrine og erle |
| Site: | Lysakerelven () |
| Date: | 2015-06-15 |
| Activity: | Fremmede arter |
Observation
| Species: | Spanish Slug (Arion vulgaris) |
| Species: | Lupinus polyphyllus |
| Species: | Canada Goose (Branta canadensis) |
| Species: | Mink (Neovison vison) |
| Species: | Bunias orientalis |
| Species: | Roman Snail (Helix pomatia) |