| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 4044 | 25262919 | W | 2001-07-21 | 1 | |||
| 5645 | 25262919 | S | 2004-01-17 | 3 | |||
| 5896 | 25262919 | W | 2004-07-24 | 4 | |||
| 6154 | 25262919 | S | 2005-01-22 | 3 | |||
| 6783 | 25262919 | W | 2005-07-23 | 6 | |||
| 8736 | 25262919 | S | 2007-01-20 | 16 | |||
| 500138 | 25262919 | S | 2008-01-19 | 17 | |||
| 502142 | 25262919 | S | 2010-01-30 | 6 | |||
| 503098 | 25262919 | S | 2011-02-05 | 7 | |||
| 503099 | 25262919 | S | 2012-01-21 | 74 | |||
| 502974 | 25262919 | S | 2013-01-19 | 250 | 150 | 75 | 85 |
| 503496 | 25262919 | S | 2014-01-25 | 88 | 75 | 85 | |
| 504692 | 25262919 | S | 2015-01-24 | 42 | |||
| 505412 | 25262919 | S | 2016-01-16 | 119 | 75 | 85 | |
| 506195 | 25262919 | S | 2017-01-21 | 29 | |||
| 506823 | 25262919 | S | 2018-01-20 | 68 | |||
| 507570 | 25262919 | S | 2019-01-19 | 73 | |||
| 508163 | 25262919 | S | 2020-01-11 | 16 | |||
| 508920 | 25262919 | S | 2021-01-23 | 18 | |||
| 509398 | 25262919 | S | 2022-01-22 | 5 | |||
| 509893 | 25262919 | S | 2023-01-28 | 4 | |||
| 510520 | 25262919 | S | 2024-01-27 | 77 | 75 | ||
| 511092 | 25262919 | S | 2025-01-18 | 14 |