| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 6346 | 33101805 | S | 2005-02-05 | 70 | |||
| 94045 | 33101805 | S | 2006-02-05 | 6 | |||
| 8896 | 33101805 | S | 2007-02-25 | 45 | |||
| 500120 | 33101805 | S | 2008-01-27 | 75 | |||
| 501531 | 33101805 | S | 2010-02-06 | 22 | |||
| 503167 | 33101805 | S | 2013-02-17 | 60 | |||
| 503710 | 33101805 | S | 2014-02-23 | 10 | |||
| 504806 | 33101805 | S | 2015-02-14 | 71 | |||
| 505537 | 33101805 | S | 2016-03-05 | 6 | |||
| 506207 | 33101805 | S | 2017-01-21 | 55 | |||
| 507037 | 33101805 | S | 2018-02-10 | 40 | |||
| 508167 | 33101805 | S | 2020-01-19 | 21 | |||
| 508879 | 33101805 | S | 2021-01-23 | 14 | |||
| 509172 | 33101805 | W | 2021-08-01 | 20 | |||
| 509493 | 33101805 | S | 2022-02-27 | 58 | |||
| 509974 | 33101805 | S | 2023-02-18 | 35 | |||
| 511310 | 33101805 | S | 2025-02-22 | 15 |