| Project | Visits | Observations | Individuals * |
|---|---|---|---|
| AMF-LW-1967: Losse waarnemingen 1967 | 1 | 1 | 1 |
| AMF-LW-1980: Losse waarnemingen 1980 | 1 | 1 | 1 |
| AMF-LW-1991: Losse waarnemingen 1991 | 1 | 1 | 0 |
| LosWrn.2015.KNNV: KNNV: Losse waarnemingen 2015 | 1 | 1 | 1 |
| Employee | Visits | Observations | Individuals * |
|---|---|---|---|
| Joop de Wilde | 1 | 1 | 1 |
| Niels de Zwarte | 3 | 3 | 2 |
| Number of sightings | 4 |
|---|---|
| Number of visits | 4 |
| Number of individuals * | 3 |