| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 49 | 27253158 | W | 1992-06-29 | 21 | |||
| 226 | 27253158 | W | 1993-07-19 | 62 | |||
| 415 | 27253158 | W | 1994-07-16 | 102 | |||
| 583 | 27253158 | W | 1995-07-10 | 81 | |||
| 862 | 27253158 | W | 1996-08-31 | 144 | 130 | ||
| 2023 | 27253158 | W | 1997-07-16 | 120 | |||
| 2999 | 27253158 | W | 1999-07-21 | 119 | |||
| 3376 | 27253158 | W | 2000-07-26 | 292 | 130 | ||
| 4095 | 27253158 | W | 2001-07-19 | 28 | |||
| 4716 | 27253158 | W | 2002-07-24 | 47 | |||
| 5241 | 27253158 | W | 2003-07-26 | 6 | |||
| 6092 | 27253158 | W | 2004-07-30 | 3 | |||
| 7075 | 27253158 | S | 2006-02-11 | 1 | |||
| 8588 | 27253158 | S | 2007-02-16 | 2 | |||
| 8961 | 27253158 | W | 2007-07-15 | 33 | |||
| 500633 | 27253158 | W | 2008-06-11 | 48 | |||
| 501171 | 27253158 | W | 2009-07-25 | 166 | 130 | ||
| 507648 | 27253158 | W | 2015-07-30 | 15 | |||
| 507624 | 27253158 | S | 2019-02-09 | 2 | |||
| 507771 | 27253158 | W | 2019-07-06 | 6 | |||
| 509177 | 27253158 | W | 2021-08-01 | 12 | |||
| 510105 | 27253158 | W | 2023-07-07 | 2 |