| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2155 | 32521819 | S | 1994-01-16 | 1 | |||
| 2014 | 32521819 | W | 1997-07-20 | 1 | |||
| 2225 | 32521819 | S | 1998-02-08 | 3 | |||
| 2770 | 32521819 | S | 1999-01-17 | 2 | |||
| 3183 | 32521819 | S | 2000-01-23 | 10 | |||
| 3426 | 32521819 | W | 2000-07-16 | 1 | |||
| 3831 | 32521819 | S | 2001-01-21 | 4 | |||
| 4250 | 32521819 | S | 2002-01-27 | 3 | |||
| 4751 | 32521819 | S | 2003-02-02 | 6 | |||
| 5155 | 32521819 | W | 2003-07-27 | 6 | |||
| 5454 | 32521819 | S | 2004-02-01 | 12 | |||
| 6150 | 32521819 | W | 2004-08-01 | 13 | |||
| 1793 | 32521819 | S | 2005-01-30 | 10 | |||
| 1851 | 32521819 | O | 2005-09-18 | 5 | |||
| 1863 | 32521819 | O | 2005-10-16 | 7 | |||
| 1876 | 32521819 | O | 2005-11-13 | 3 | |||
| 6925 | 32521819 | S | 2006-02-26 | 6 | |||
| 8292 | 32521819 | W | 2006-07-23 | 4 | |||
| 9386 | 32521819 | S | 2008-02-17 | 6 | |||
| 500741 | 32521819 | S | 2009-02-22 | 8 | |||
| 501226 | 32521819 | W | 2009-08-02 | 4 | |||
| 502100 | 32521819 | S | 2011-01-30 | 8 | |||
| 502605 | 32521819 | O | 2012-03-04 | 11 | |||
| 502601 | 32521819 | S | 2013-01-27 | 2 | |||
| 504285 | 32521819 | W | 2014-06-29 | 4 | |||
| 504737 | 32521819 | S | 2015-02-01 | 9 | |||
| 505117 | 32521819 | W | 2015-07-12 | 4 | |||
| 505441 | 32521819 | S | 2016-02-07 | 1 | |||
| 505800 | 32521819 | W | 2016-07-24 | 23 | |||
| 506592 | 32521819 | W | 2017-07-23 | 19 | |||
| 507114 | 32521819 | W | 2018-07-22 | 17 | |||
| 507598 | 32521819 | S | 2019-02-03 | 1 | |||
| 508278 | 32521819 | S | 2020-02-09 | 5 | |||
| 508642 | 32521819 | W | 2020-07-26 | 16 | |||
| 508965 | 32521819 | S | 2021-02-07 | 5 | |||
| 509411 | 32521819 | S | 2022-02-06 | 16 | |||
| 509723 | 32521819 | W | 2022-07-19 | 9 | |||
| 510008 | 32521819 | S | 2023-02-12 | 12 | |||
| 510123 | 32521819 | W | 2023-07-16 | 8 | |||
| 510576 | 32521819 | S | 2024-02-04 | 7 | |||
| 511342 | 32521819 | W | 2024-08-01 | 3 | |||
| 511130 | 32521819 | S | 2025-02-02 | 10 | |||
| 511535 | 32521819 | W | 2025-07-27 | 11 |