| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 503176 | 32402821 | S | 2011-02-05 | 2 | |||
| 503177 | 32402821 | S | 2012-02-25 | 1 | |||
| 503175 | 32402821 | W | 2012-07-26 | 2 | |||
| 502991 | 32402821 | S | 2013-02-02 | 1 | |||
| 502915 | 32402821 | W | 2013-07-20 | 1 | |||
| 503556 | 32402821 | S | 2014-02-15 | 2 | |||
| 506496 | 32402821 | W | 2014-08-09 | 2 | |||
| 506497 | 32402821 | S | 2015-02-17 | 2 | |||
| 506499 | 32402821 | W | 2015-07-10 | 1 | |||
| 506501 | 32402821 | S | 2016-02-14 | 2 | |||
| 505867 | 32402821 | W | 2016-07-19 | 1 | |||
| 506495 | 32402821 | S | 2017-02-09 | 3 | |||
| 506656 | 32402821 | W | 2017-07-21 | 3 | |||
| 507028 | 32402821 | S | 2018-02-27 | 1 | |||
| 507426 | 32402821 | W | 2018-07-26 | 2 | |||
| 508181 | 32402821 | S | 2019-02-20 | 4 | |||
| 508503 | 32402821 | S | 2020-02-20 | 3 |