| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 593 | 26212830 | W | 1995-07-16 | 2 | |||
| 3778 | 26212830 | S | 2001-01-28 | 5 | |||
| 4621 | 26212830 | W | 2002-07-21 | 2 | |||
| 5683 | 26212830 | S | 2004-01-25 | 4 | |||
| 6791 | 26212830 | W | 2005-07-31 | 4 | |||
| 7045 | 26212830 | S | 2006-01-29 | 2 | |||
| 8353 | 26212830 | W | 2006-07-30 | 1 | |||
| 8938 | 26212830 | W | 2007-07-29 | 1 | |||
| 502143 | 26212830 | S | 2010-01-31 | 3 | |||
| 504140 | 26212830 | W | 2010-07-25 | 2 | |||
| 502416 | 26212830 | S | 2012-01-22 | 2 | |||
| 507512 | 26212830 | W | 2014-07-27 | 2 | |||
| 507513 | 26212830 | W | 2015-07-26 | 2 | |||
| 507517 | 26212830 | S | 2016-01-31 | 4 | |||
| 507514 | 26212830 | W | 2016-07-31 | 1 | |||
| 507518 | 26212830 | O | 2017-01-27 | 5 | |||
| 507163 | 26212830 | W | 2018-07-29 | 1 | |||
| 507577 | 26212830 | S | 2019-01-27 | 12 | |||
| 507841 | 26212830 | W | 2019-07-28 | 2 | |||
| 508189 | 26212830 | S | 2020-01-26 | 94 | |||
| 508911 | 26212830 | S | 2021-01-31 | 87 | |||
| 509142 | 26212830 | W | 2021-07-25 | 3 | |||
| 509405 | 26212830 | S | 2022-01-30 | 104 | |||
| 509899 | 26212830 | S | 2023-01-29 | 33 | |||
| 510177 | 26212830 | W | 2023-07-30 | 14 | |||
| 510495 | 26212830 | S | 2024-01-28 | 6 | |||
| 511119 | 26212830 | S | 2025-02-02 | 9 | |||
| 511536 | 26212830 | W | 2025-07-27 | 4 |