| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 3176 | 32471811 | S | 2000-01-23 | 3 | |||
| 3796 | 32471811 | S | 2001-01-21 | 10 | |||
| 4215 | 32471811 | S | 2002-01-27 | 14 | |||
| 4498 | 32471811 | W | 2002-07-28 | 5 | |||
| 5148 | 32471811 | W | 2003-07-27 | 5 | |||
| 5469 | 32471811 | S | 2004-02-01 | 30 | |||
| 6142 | 32471811 | W | 2004-08-01 | 5 | |||
| 6701 | 32471811 | W | 2005-07-31 | 15 | |||
| 1855 | 32471811 | O | 2005-10-16 | 5 | |||
| 1868 | 32471811 | O | 2005-11-13 | 2 | |||
| 6930 | 32471811 | S | 2006-02-26 | 8 | |||
| 8296 | 32471811 | W | 2006-07-23 | 8 | |||
| 8888 | 32471811 | S | 2007-01-28 | 18 | |||
| 9327 | 32471811 | W | 2007-07-29 | 3 | |||
| 9382 | 32471811 | S | 2008-02-17 | 13 | |||
| 501048 | 32471811 | S | 2009-02-22 | 6 | |||
| 501094 | 32471811 | W | 2009-08-02 | 4 | |||
| 502046 | 32471811 | O | 2010-03-14 | 9 | |||
| 502602 | 32471811 | O | 2012-03-04 | 13 | |||
| 502596 | 32471811 | S | 2013-01-27 | 6 | |||
| 503572 | 32471811 | S | 2014-02-16 | 8 | |||
| 504279 | 32471811 | W | 2014-06-29 | 7 | |||
| 504727 | 32471811 | S | 2015-02-01 | 12 | |||
| 505062 | 32471811 | W | 2015-07-12 | 4 | |||
| 505435 | 32471811 | S | 2016-02-07 | 7 | |||
| 505806 | 32471811 | W | 2016-07-24 | 3 | |||
| 506191 | 32471811 | S | 2017-01-22 | 1 | |||
| 506832 | 32471811 | S | 2018-01-28 | 7 | |||
| 507116 | 32471811 | W | 2018-07-22 | 4 | |||
| 507589 | 32471811 | S | 2019-02-03 | 1 | |||
| 508283 | 32471811 | S | 2020-02-09 | 5 | |||
| 508631 | 32471811 | W | 2020-07-26 | 2 | |||
| 508934 | 32471811 | S | 2021-02-07 | 4 | |||
| 509083 | 32471811 | W | 2021-07-18 | 3 | |||
| 509615 | 32471811 | W | 2022-07-17 | 5 | |||
| 509931 | 32471811 | S | 2023-02-12 | 3 | |||
| 510130 | 32471811 | W | 2023-07-16 | 4 | |||
| 510570 | 32471811 | S | 2024-02-04 | 9 | |||
| 510834 | 32471811 | W | 2024-07-28 | 3 | |||
| 511113 | 32471811 | S | 2025-02-02 | 2 | |||
| 511526 | 32471811 | W | 2025-07-27 | 1 |