| Project | Visits | Observations | Individuals * |
|---|---|---|---|
| F&F.2009.11.BOS.BureauWaardenburg: Effecten op beschermde soorten Wagenwerkplaats Amersfoort | 1 | 1 | 1 |
| F&F.2010.30.RAN.EcoGroenAdvies: Ecologisch onderzoek Randenbroek omgeving Berliozstraat, Amersfoort | 1 | 1 | 1 |
| LosWrn.2011: Losse waarnemingen 2011 | 1 | 1 | 1 |
| Employee | Visits | Observations | Individuals * |
|---|---|---|---|
| Erik van Beers | 3 | 3 | 3 |
| Number of sightings | 3 |
|---|---|
| Number of visits | 3 |
| Number of individuals * | 3 |