| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2196 | 31421812 | S | 1996-01-18 | 3 | |||
| 1061 | 31421812 | S | 1997-01-20 | 2 | |||
| 1091 | 31421812 | W | 1997-07-14 | 5 | |||
| 2250 | 31421812 | S | 1998-01-21 | 5 | |||
| 3197 | 31421812 | S | 2000-01-25 | 3 | |||
| 4773 | 31421812 | S | 2003-01-29 | 16 | |||
| 5437 | 31421812 | S | 2004-01-27 | 1 | |||
| 500025 | 31421812 | S | 2008-02-06 | 4 | |||
| 503634 | 31421812 | S | 2010-01-19 | 14 | |||
| 503604 | 31421812 | W | 2010-07-19 | 14 | |||
| 503633 | 31421812 | S | 2011-01-19 | 3 | |||
| 503689 | 31421812 | W | 2012-07-24 | 1 | |||
| 503688 | 31421812 | S | 2013-01-29 | 4 | |||
| 505354 | 31421812 | S | 2014-02-05 | 7 | |||
| 506530 | 31421812 | S | 2015-01-26 | 10 | |||
| 506532 | 31421812 | S | 2016-01-26 | 3 | |||
| 506976 | 31421812 | S | 2018-01-30 | 2 | |||
| 508414 | 31421812 | S | 2019-01-17 | 2 | |||
| 508603 | 31421812 | S | 2020-02-25 | 2 | |||
| 508605 | 31421812 | W | 2020-07-02 | 3 | |||
| 508730 | 31421812 | O | 2020-10-29 | 1 | |||
| 508907 | 31421812 | S | 2021-02-02 | 1 | |||
| 509306 | 31421812 | S | 2021-12-01 | 3 | |||
| 510329 | 31421812 | O | 2023-10-24 | 10 | |||
| 510702 | 31421812 | O | 2024-04-17 | 6 | |||
| 510908 | 31421812 | W | 2024-08-15 | 6 | |||
| 511069 | 31421812 | S | 2025-01-08 | 19 | |||
| 511684 | 31421812 | O | 2025-10-30 | 1 |