| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 29 | 26142819 | S | 1992-02-28 | 2 | |||
| 258 | 26142819 | W | 1992-06-15 | 6 | |||
| 141 | 26142819 | S | 1993-01-17 | 3 | |||
| 198 | 26142819 | W | 1993-07-27 | 1 | |||
| 311 | 26142819 | S | 1994-01-16 | 24 | |||
| 394 | 26142819 | W | 1994-07-24 | 5 | |||
| 512 | 26142819 | S | 1995-01-21 | 2 | |||
| 607 | 26142819 | W | 1995-07-18 | 4 | |||
| 807 | 26142819 | W | 1996-07-17 | 3 | |||
| 2098 | 26142819 | W | 1997-07-20 | 1 | |||
| 2374 | 26142819 | S | 1998-01-18 | 11 | |||
| 2533 | 26142819 | W | 1998-07-27 | 5 | |||
| 3060 | 26142819 | W | 1999-07-27 | 13 | |||
| 3398 | 26142819 | W | 2000-07-17 | 4 | |||
| 4356 | 26142819 | S | 2002-01-28 | 11 | |||
| 4550 | 26142819 | W | 2002-07-23 | 2 | |||
| 4986 | 26142819 | S | 2003-02-06 | 2 | |||
| 5892 | 26142819 | W | 2004-07-20 | 44 | |||
| 6492 | 26142819 | S | 2005-02-01 | 1 | |||
| 6729 | 26142819 | W | 2005-07-06 | 26 | |||
| 8136 | 26142819 | S | 2006-02-02 | 2 | |||
| 8258 | 26142819 | W | 2006-07-13 | 1 | |||
| 8561 | 26142819 | S | 2007-02-22 | 1 | |||
| 9064 | 26142819 | W | 2007-07-10 | 3 | |||
| 500177 | 26142819 | S | 2008-01-30 | 1 | |||
| 500825 | 26142819 | S | 2009-02-18 | 4 | |||
| 502140 | 26142819 | S | 2010-02-09 | 8 | |||
| 508456 | 26142819 | W | 2010-07-29 | 5 | |||
| 508457 | 26142819 | S | 2011-02-03 | 3 | |||
| 508459 | 26142819 | S | 2012-01-17 | 3 | |||
| 508460 | 26142819 | W | 2012-07-18 | 6 | |||
| 508461 | 26142819 | S | 2013-01-29 | 28 | |||
| 503722 | 26142819 | S | 2014-01-22 | 11 | |||
| 507447 | 26142819 | W | 2017-08-02 | 1 | |||
| 507310 | 26142819 | W | 2018-08-22 | 1 | |||
| 508066 | 26142819 | S | 2019-02-08 | 1 | |||
| 508067 | 26142819 | W | 2019-08-06 | 8 | |||
| 508432 | 26142819 | S | 2020-02-07 | 15 | |||
| 509006 | 26142819 | S | 2021-02-23 | 8 | |||
| 509446 | 26142819 | S | 2022-02-17 | 9 | |||
| 509688 | 26142819 | W | 2022-07-22 | 6 | |||
| 510034 | 26142819 | S | 2023-02-10 | 10 | |||
| 510143 | 26142819 | W | 2023-07-25 | 5 | |||
| 510644 | 26142819 | S | 2024-02-14 | 10 | |||
| 510918 | 26142819 | W | 2024-07-31 | 4 | |||
| 511228 | 26142819 | S | 2025-02-21 | 3 | |||
| 511587 | 26142819 | W | 2025-07-22 | 1 |