| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 29 | 26142819 | S | 1992-02-28 | 4 | |||
| 4356 | 26142819 | S | 2002-01-28 | 5 | |||
| 5670 | 26142819 | S | 2004-01-26 | 7 | |||
| 6492 | 26142819 | S | 2005-02-01 | 4 | |||
| 8136 | 26142819 | S | 2006-02-02 | 3 | |||
| 8258 | 26142819 | W | 2006-07-13 | 1 | |||
| 500177 | 26142819 | S | 2008-01-30 | 2 | |||
| 502140 | 26142819 | S | 2010-02-09 | 1 | |||
| 508457 | 26142819 | S | 2011-02-03 | 2 | |||
| 508461 | 26142819 | S | 2013-01-29 | 3 | |||
| 503722 | 26142819 | S | 2014-01-22 | 2 | |||
| 507446 | 26142819 | S | 2017-01-12 | 1 | |||
| 507447 | 26142819 | W | 2017-08-02 | 1 | |||
| 507448 | 26142819 | S | 2018-01-10 | 6 | |||
| 507310 | 26142819 | W | 2018-08-22 | 3 | |||
| 508066 | 26142819 | S | 2019-02-08 | 2 | |||
| 508432 | 26142819 | S | 2020-02-07 | 6 | |||
| 509006 | 26142819 | S | 2021-02-23 | 4 | |||
| 509446 | 26142819 | S | 2022-02-17 | 34 | |||
| 510034 | 26142819 | S | 2023-02-10 | 4 | |||
| 510143 | 26142819 | W | 2023-07-25 | 8 | |||
| 510644 | 26142819 | S | 2024-02-14 | 21 | |||
| 511228 | 26142819 | S | 2025-02-21 | 5 | |||
| 511587 | 26142819 | W | 2025-07-22 | 2 |