| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 503178 | 32402821 | W | 2011-08-20 | 2 | |||
| 503177 | 32402821 | S | 2012-02-25 | 28 | |||
| 502991 | 32402821 | S | 2013-02-02 | 91 | |||
| 503556 | 32402821 | S | 2014-02-15 | 440 | |||
| 506496 | 32402821 | W | 2014-08-09 | 17 | |||
| 506497 | 32402821 | S | 2015-02-17 | 107 | |||
| 506501 | 32402821 | S | 2016-02-14 | 50 | |||
| 506495 | 32402821 | S | 2017-02-09 | 133 | |||
| 507028 | 32402821 | S | 2018-02-27 | 490 | |||
| 508181 | 32402821 | S | 2019-02-20 | 420 | |||
| 508503 | 32402821 | S | 2020-02-20 | 75 |