| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2152 | 32491813 | S | 1994-01-16 | 32 | |||
| 2172 | 32491813 | W | 1995-07-30 | 3 | |||
| 784 | 32491813 | S | 1996-01-21 | 4 | |||
| 925 | 32491813 | W | 1996-07-28 | 12 | |||
| 2010 | 32491813 | W | 1997-07-20 | 140 | |||
| 2221 | 32491813 | S | 1998-02-08 | 4 | |||
| 2786 | 32491813 | W | 1998-07-26 | 2 | |||
| 2830 | 32491813 | S | 1999-01-17 | 31 | |||
| 2870 | 32491813 | W | 1999-07-11 | 15 | |||
| 3422 | 32491813 | W | 2000-07-16 | 1 | |||
| 3848 | 32491813 | S | 2001-01-20 | 16 | |||
| 3916 | 32491813 | W | 2001-08-05 | 20 | |||
| 4239 | 32491813 | S | 2002-01-27 | 30 | |||
| 4749 | 32491813 | S | 2003-02-02 | 2 | |||
| 5152 | 32491813 | W | 2003-07-27 | 33 | |||
| 6146 | 32491813 | W | 2004-08-01 | 36 | |||
| 1759 | 32491813 | S | 2005-02-20 | 15 | |||
| 6697 | 32491813 | W | 2005-07-31 | 3 | |||
| 1847 | 32491813 | O | 2005-09-18 | 74 | |||
| 1859 | 32491813 | O | 2005-10-16 | 542 | |||
| 1872 | 32491813 | O | 2005-11-13 | 419 | |||
| 6926 | 32491813 | S | 2006-02-26 | 13 | |||
| 9323 | 32491813 | W | 2007-07-29 | 102 | |||
| 500068 | 32491813 | S | 2008-02-17 | 27 | |||
| 500744 | 32491813 | S | 2009-02-22 | 68 | |||
| 501084 | 32491813 | W | 2009-08-02 | 16 | |||
| 504711 | 32491813 | S | 2010-03-14 | 97 | |||
| 504719 | 32491813 | W | 2010-07-25 | 3 | |||
| 504717 | 32491813 | S | 2011-01-30 | 1 | |||
| 502385 | 32491813 | W | 2011-07-31 | 8 | |||
| 504718 | 32491813 | S | 2012-04-04 | 32 | |||
| 503791 | 32491813 | S | 2014-02-16 | 29 | |||
| 504259 | 32491813 | W | 2014-06-29 | 38 | |||
| 504698 | 32491813 | S | 2015-02-01 | 36 | |||
| 505008 | 32491813 | W | 2015-07-12 | 263 | |||
| 505485 | 32491813 | S | 2016-02-07 | 3 | |||
| 505805 | 32491813 | W | 2016-07-24 | 34 | |||
| 506204 | 32491813 | S | 2017-01-22 | 12 | |||
| 506575 | 32491813 | W | 2017-07-23 | 793 | |||
| 507123 | 32491813 | W | 2018-07-22 | 5 | |||
| 507593 | 32491813 | S | 2019-02-03 | 14 | |||
| 507786 | 32491813 | W | 2019-07-14 | 809 | |||
| 508289 | 32491813 | S | 2020-02-09 | 1 | |||
| 508664 | 32491813 | W | 2020-07-26 | 272 | |||
| 508974 | 32491813 | S | 2021-02-07 | 15 | |||
| 509416 | 32491813 | S | 2022-02-06 | 168 | |||
| 509660 | 32491813 | W | 2022-07-17 | 119 | |||
| 509947 | 32491813 | S | 2023-02-12 | 63 | |||
| 510128 | 32491813 | W | 2023-07-17 | 242 | |||
| 510551 | 32491813 | S | 2024-02-04 | 153 | |||
| 510855 | 32491813 | W | 2024-07-28 | 336 | |||
| 511233 | 32491813 | S | 2025-02-02 | 169 |