| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 159 | 25542842 | S | 1993-01-30 | 3 | |||
| 298 | 25542842 | S | 1994-01-15 | 13 | |||
| 501 | 25542842 | S | 1995-01-14 | 3 | |||
| 2370 | 25542842 | S | 1998-02-13 | 10 | |||
| 2832 | 25542842 | S | 1999-01-30 | 4 | |||
| 3062 | 25542842 | W | 1999-08-20 | 1 | |||
| 3236 | 25542842 | S | 2000-01-29 | 33 | |||
| 3773 | 25542842 | S | 2001-01-31 | 2 | |||
| 4123 | 25542842 | W | 2001-07-14 | 3 | |||
| 4355 | 25542842 | S | 2002-01-19 | 26 | |||
| 4992 | 25542842 | S | 2003-01-25 | 5 | |||
| 5700 | 25542842 | S | 2004-01-31 | 7 | |||
| 6204 | 25542842 | S | 2005-02-12 | 31 | |||
| 94034 | 25542842 | O | 2006-07-22 | 3 | |||
| 8366 | 25542842 | W | 2006-07-28 | 2 | |||
| 8764 | 25542842 | S | 2007-01-20 | 9 | |||
| 500078 | 25542842 | S | 2008-02-03 | 3 | |||
| 500761 | 25542842 | S | 2009-02-08 | 53 | |||
| 501982 | 25542842 | O | 2010-12-12 | 7 | |||
| 503743 | 25542842 | S | 2014-02-13 | 256 | 150 | 75 | 85 |
| 504819 | 25542842 | S | 2015-02-05 | 323 | 150 | 75 | 85 |
| 505591 | 25542842 | S | 2016-03-02 | 62 | |||
| 505957 | 25542842 | W | 2016-07-15 | 4 | |||
| 507281 | 25542842 | W | 2017-08-16 | 11 | |||
| 507282 | 25542842 | S | 2018-02-20 | 29 | |||
| 507616 | 25542842 | S | 2019-01-31 | 73 | |||
| 507981 | 25542842 | W | 2019-07-17 | 1 | |||
| 508176 | 25542842 | S | 2020-01-22 | 4 | |||
| 508996 | 25542842 | S | 2021-02-17 | 10 | |||
| 509447 | 25542842 | S | 2022-01-22 | 9 | |||
| 510037 | 25542842 | S | 2023-02-07 | 521 | 150 | 75 | 85 |
| 510640 | 25542842 | S | 2024-02-02 | 12 | |||
| 510914 | 25542842 | W | 2024-07-24 | 2 | |||
| 511321 | 25542842 | S | 2025-02-28 | 4 |