| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 1038 | 32481811 | S | 1997-01-26 | 6 | |||
| 2823 | 32481811 | S | 1999-01-17 | 2 | |||
| 3177 | 32481811 | S | 2000-01-23 | 4 | |||
| 3419 | 32481811 | W | 2000-07-16 | 12 | |||
| 3799 | 32481811 | S | 2001-01-21 | 23 | |||
| 3945 | 32481811 | W | 2001-08-05 | 66 | |||
| 4491 | 32481811 | W | 2002-07-28 | 4 | |||
| 4824 | 32481811 | S | 2003-02-02 | 2 | |||
| 5149 | 32481811 | W | 2003-07-27 | 57 | |||
| 5470 | 32481811 | S | 2004-02-01 | 1 | |||
| 1753 | 32481811 | S | 2005-02-20 | 3 | |||
| 1869 | 32481811 | O | 2005-11-13 | 7 | |||
| 6929 | 32481811 | S | 2006-02-26 | 9 | |||
| 8294 | 32481811 | W | 2006-07-23 | 8 | |||
| 500742 | 32481811 | S | 2009-02-22 | 6 | |||
| 501095 | 32481811 | W | 2009-08-02 | 5 | |||
| 502027 | 32481811 | S | 2010-03-14 | 2 | |||
| 504502 | 32481811 | W | 2011-07-31 | 3 | |||
| 504503 | 32481811 | S | 2012-03-04 | 4 | |||
| 504504 | 32481811 | S | 2013-01-27 | 2 | |||
| 503647 | 32481811 | S | 2014-02-16 | 7 | |||
| 504261 | 32481811 | W | 2014-06-29 | 10 | |||
| 504723 | 32481811 | S | 2015-02-01 | 10 | |||
| 505014 | 32481811 | W | 2015-07-12 | 39 | |||
| 505454 | 32481811 | S | 2016-02-07 | 2 | |||
| 505798 | 32481811 | W | 2016-07-24 | 28 | |||
| 506189 | 32481811 | S | 2017-01-22 | 24 | |||
| 506588 | 32481811 | W | 2017-07-23 | 41 | |||
| 506846 | 32481811 | S | 2018-01-28 | 2 | |||
| 507104 | 32481811 | W | 2018-07-22 | 5 | |||
| 507614 | 32481811 | S | 2019-02-03 | 1 | |||
| 508288 | 32481811 | S | 2020-02-09 | 24 | |||
| 508644 | 32481811 | W | 2020-07-26 | 23 | |||
| 508940 | 32481811 | S | 2021-02-07 | 11 | |||
| 509089 | 32481811 | W | 2021-07-18 | 66 | |||
| 509420 | 32481811 | S | 2022-02-06 | 580 | |||
| 509956 | 32481811 | S | 2023-02-12 | 14 | |||
| 510578 | 32481811 | S | 2024-02-04 | 21 | |||
| 511135 | 32481811 | S | 2025-02-02 | 7 | |||
| 511552 | 32481811 | W | 2025-07-27 | 17 |