| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2002 | 33522538 | W | 1997-07-18 | 5 | |||
| 2968 | 33522538 | W | 1999-07-26 | 12 | |||
| 4177 | 33522538 | W | 2001-07-19 | 3 | |||
| 4579 | 33522538 | W | 2002-06-12 | 6 | |||
| 5370 | 33522538 | W | 2003-07-13 | 8 | |||
| 6097 | 33522538 | W | 2004-07-17 | 7 | |||
| 6379 | 33522538 | S | 2005-01-09 | 3 | |||
| 6626 | 33522538 | W | 2005-07-04 | 10 | |||
| 9228 | 33522538 | W | 2007-07-14 | 22 | |||
| 501432 | 33522538 | W | 2009-07-21 | 10 | |||
| 510626 | 33522538 | S | 2010-01-28 | 1 | |||
| 510663 | 33522538 | W | 2010-07-26 | 4 | |||
| 510681 | 33522538 | S | 2011-02-01 | 1 | |||
| 510686 | 33522538 | W | 2013-07-09 | 32 | |||
| 510619 | 33522538 | W | 2014-07-25 | 11 | |||
| 510621 | 33522538 | W | 2015-07-14 | 13 | |||
| 510623 | 33522538 | W | 2016-07-19 | 13 | |||
| 510757 | 33522538 | W | 2017-07-07 | 10 | |||
| 510759 | 33522538 | W | 2018-07-30 | 2 | |||
| 510761 | 33522538 | W | 2019-07-03 | 3 | |||
| 510764 | 33522538 | W | 2020-07-20 | 10 | |||
| 510768 | 33522538 | W | 2021-07-10 | 17 | |||
| 510613 | 33522538 | W | 2022-07-15 | 6 | |||
| 510678 | 33522538 | W | 2023-07-02 | 16 | |||
| 510776 | 33522538 | W | 2024-07-06 | 8 | |||
| 511482 | 33522538 | W | 2025-07-10 | 5 |