| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 3776 | 25592827 | S | 2001-01-28 | 13 | |||
| 4372 | 25592827 | S | 2002-01-27 | 31 | |||
| 4560 | 25592827 | W | 2002-07-28 | 22 | |||
| 4991 | 25592827 | S | 2003-01-05 | 2 | |||
| 5698 | 25592827 | S | 2004-01-11 | 29 | |||
| 6202 | 25592827 | S | 2005-01-09 | 17 | |||
| 9447 | 25592827 | S | 2008-01-06 | 1 | |||
| 500802 | 25592827 | S | 2009-01-25 | 1 | |||
| 502102 | 25592827 | 2010-01-10 | 75 | 75 | |||
| 504236 | 25592827 | S | 2011-01-09 | 26 | |||
| 504245 | 25592827 | S | 2012-01-15 | 10 | |||
| 504159 | 25592827 | W | 2012-07-22 | 4 | |||
| 504248 | 25592827 | S | 2013-01-20 | 8 | |||
| 504157 | 25592827 | S | 2014-02-02 | 16 | |||
| 505568 | 25592827 | S | 2015-02-15 | 48 | |||
| 505385 | 25592827 | S | 2016-01-24 | 7 | |||
| 506181 | 25592827 | S | 2017-01-22 | 6 | |||
| 506800 | 25592827 | S | 2018-01-21 | 2 | |||
| 507564 | 25592827 | S | 2019-01-20 | 21 | |||
| 508148 | 25592827 | S | 2020-01-19 | 14 | |||
| 509457 | 25592827 | S | 2022-02-15 | 13 | |||
| 509874 | 25592827 | S | 2023-01-22 | 5 | |||
| 510444 | 25592827 | S | 2024-01-21 | 7 | |||
| 511142 | 25592827 | S | 2025-01-19 | 8 |