| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 355 | 32521815 | S | 1994-01-16 | 2 | |||
| 2142 | 32521815 | W | 1994-08-07 | 3 | |||
| 926 | 32521815 | W | 1996-07-28 | 2 | |||
| 2214 | 32521815 | S | 1997-01-26 | 230 | |||
| 2869 | 32521815 | W | 1999-07-11 | 1 | |||
| 4811 | 32521815 | S | 2003-02-02 | 2 | |||
| 1860 | 32521815 | O | 2005-10-16 | 3 | |||
| 502047 | 32521815 | 2010-07-25 | 2 | ||||
| 505010 | 32521815 | W | 2015-07-12 | 1 | |||
| 505803 | 32521815 | W | 2016-07-24 | 27 | |||
| 507115 | 32521815 | W | 2018-07-22 | 6 | |||
| 508639 | 32521815 | W | 2020-07-26 | 4 | |||
| 509170 | 32521815 | W | 2021-07-18 | 2 | |||
| 510126 | 32521815 | W | 2023-07-16 | 8 | |||
| 510870 | 32521815 | W | 2024-07-28 | 17 | |||
| 511539 | 32521815 | W | 2025-07-27 | 4 |