| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 1061 | 31421812 | S | 1997-01-20 | 2 | |||
| 2461 | 31421812 | W | 1998-07-29 | 38 | |||
| 6683 | 31421812 | W | 2005-08-04 | 5 | |||
| 8236 | 31421812 | W | 2006-07-26 | 1 | |||
| 500025 | 31421812 | S | 2008-02-06 | 3 | |||
| 501077 | 31421812 | W | 2009-07-22 | 17 | |||
| 503604 | 31421812 | W | 2010-07-19 | 11 | |||
| 503633 | 31421812 | S | 2011-01-19 | 14 | |||
| 503690 | 31421812 | S | 2012-01-11 | 5 | |||
| 503689 | 31421812 | W | 2012-07-24 | 4 | |||
| 503688 | 31421812 | S | 2013-01-29 | 12 | |||
| 503687 | 31421812 | W | 2013-07-24 | 10 | |||
| 505354 | 31421812 | S | 2014-02-05 | 12 | |||
| 506529 | 31421812 | W | 2014-08-04 | 34 | |||
| 506531 | 31421812 | W | 2015-07-29 | 19 | |||
| 506532 | 31421812 | S | 2016-01-26 | 26 | |||
| 506533 | 31421812 | O | 2016-09-08 | 29 | |||
| 506534 | 31421812 | S | 2017-01-17 | 11 | |||
| 508414 | 31421812 | S | 2019-01-17 | 2 | |||
| 508603 | 31421812 | S | 2020-02-25 | 2 | |||
| 508907 | 31421812 | S | 2021-02-02 | 3 | |||
| 509139 | 31421812 | O | 2021-07-30 | 2 | |||
| 510162 | 31421812 | W | 2023-07-05 | 2 | |||
| 510393 | 31421812 | S | 2024-01-16 | 2 | |||
| 510908 | 31421812 | W | 2024-08-15 | 17 |