| Datum | Aant | man | vr | ad | juv | Locatie | blok | Bijz. | Wrns |
|---|---|---|---|---|---|---|---|---|---|
| 2006-04-16 | 2 | 0 | 0 | 0 | 0 | Geestmerambacht | 19:13: | DJu | |
| 2000-04-17 | 1 | 0 | 0 | 0 | 0 | Vennewatersweg, Heiloo | 19:32:43 | tp | JJ |
| 2004-04-23 | 1 | 0 | 0 | 0 | 0 | dijksloot langs Hbz | : | MW | |
| 2005-04-23 | 1 | 0 | 0 | 0 | 0 | Vogelwater, duinen Schoorl | : | ES | |
| 2005-04-24 | 1 | 0 | 0 | 0 | 0 | Geestmerambacht | 19:13:44 | 1 ste van het jaar. | LK |
| Datum | Aant | man | vr | ad | juv | Locatie | blok | Bijz. | Wrns |
|---|---|---|---|---|---|---|---|---|---|
| 2004-08-02 | 30 | 0 | 0 | 0 | 0 | opspuitterrein ten noorden van De Omval, Alkmaar | : | ES; RS | |
| 2004-07-30 | 25 | 0 | 0 | 0 | 0 | opspuitterrein ten noorden van de Omval | 19:23:55 | MW | |
| 2005-09-10 | 20 | 0 | 0 | 0 | 0 | Polder Camperduin | : | c.20 ex. in de Putten eo | WvS |
| 2003-08-09 | 10 | 0 | 0 | 0 | 0 | geinundeerd bollenveld Boekelermeer | : | >10 ex | MW |
| 2000-07-25 | 7 | 0 | 0 | 0 | 0 | PWN-meertjes | 107-521 | ES |