| Project | Visits | Observations | Individuals * |
|---|---|---|---|
| AMF-LW-2008: Losse waarnemingen 2008 | 1 | 1 | 3 |
| F&F.2015.04.A1.A28.RWS.BTL Advies: Natuuronderzoek Project Knooppunt Hoevelaken | 1 | 1 | 1 |
| LEU.NIM.Poelen.KNNV.2023: Amfibieënonderzoek poelen Nimmerdor (KNNV Amersfoort en omgeving) | 2 | 20 | 127 |
| LosWrn.2012: Losse waarnemingen 2012 | 1 | 1 | 13 |
| LosWrn.2013: Losse waarnemingen 2013 | 1 | 1 | 20 |
| LosWrn.2014: Losse waarnemingen 2014 | 1 | 1 | 1 |
| LosWrn.2016: Losse waarnemingen 2016 | 1 | 1 | 10 |
| LosWrn.2017: Losse waarnemingen 2017 | 1 | 2 | 2 |
| LosWrn2001: Losse waarnemingen 2001 | 1 | 2 | 34 |
| NIM.NEM.RAVON: NEM Meetnet Amfibieën Nimmerdor | 2 | 2 | 23 |
| Employee | Visits | Observations | Individuals * |
|---|---|---|---|
| Erik van Beers | 11 | 30 | 232 |
| Renée van Assema | 1 | 2 | 2 |
| Number of sightings | 32 |
|---|---|
| Number of visits | 32 |
| Number of individuals * | 234 |