| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 500834 | 23472924 | S | 2009-02-04 | 137 | |||
| 502963 | 23472924 | S | 2010-02-10 | 156 | |||
| 502825 | 23472924 | S | 2011-02-09 | 110 | |||
| 502806 | 23472924 | S | 2012-02-27 | 31 | |||
| 502663 | 23472924 | S | 2013-02-13 | 500 | |||
| 503759 | 23472924 | S | 2014-02-25 | 162 | |||
| 504822 | 23472924 | S | 2015-02-25 | 57 | |||
| 505561 | 23472924 | S | 2016-03-08 | 21 | |||
| 508499 | 23472924 | S | 2020-02-04 | 84 | |||
| 509985 | 23472924 | S | 2023-02-16 | 3 |