| Project | Visits | Observations | Individuals * |
|---|---|---|---|
| Te Velde 44: 1-41: Nachtvlinderwaarnemingen in en om Amersfoort (door Vincent van Laar & Tineke van Schijndel) | 10 | 11 | 16 |
| Employee | Visits | Observations | Individuals * |
|---|---|---|---|
| Erik van Beers | 10 | 11 | 16 |
| Number of sightings | 11 |
|---|---|
| Number of visits | 11 |
| Number of individuals * | 16 |