| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 258 | 26142819 | W | 1992-06-15 | 4 | |||
| 141 | 26142819 | S | 1993-01-17 | 3 | |||
| 198 | 26142819 | W | 1993-07-27 | 3 | |||
| 311 | 26142819 | S | 1994-01-16 | 8 | |||
| 607 | 26142819 | W | 1995-07-18 | 30 | |||
| 996 | 26142819 | S | 1997-01-29 | 4 | |||
| 4356 | 26142819 | S | 2002-01-28 | 4 | |||
| 4550 | 26142819 | W | 2002-07-23 | 1 | |||
| 5264 | 26142819 | W | 2003-07-21 | 2 | |||
| 6729 | 26142819 | W | 2005-07-06 | 2 | |||
| 8258 | 26142819 | W | 2006-07-13 | 2 | |||
| 9064 | 26142819 | W | 2007-07-10 | 5 | |||
| 508456 | 26142819 | W | 2010-07-29 | 9 | |||
| 508458 | 26142819 | W | 2011-07-22 | 4 | |||
| 508459 | 26142819 | S | 2012-01-17 | 2 | |||
| 508460 | 26142819 | W | 2012-07-18 | 3 | |||
| 502996 | 26142819 | W | 2013-07-02 | 15 | |||
| 504390 | 26142819 | W | 2014-07-08 | 4 | |||
| 505159 | 26142819 | W | 2015-07-08 | 7 | |||
| 507446 | 26142819 | S | 2017-01-12 | 5 | |||
| 507447 | 26142819 | W | 2017-08-02 | 13 | |||
| 507310 | 26142819 | W | 2018-08-22 | 2 | |||
| 508066 | 26142819 | S | 2019-02-08 | 2 | |||
| 508067 | 26142819 | W | 2019-08-06 | 26 | |||
| 508432 | 26142819 | S | 2020-02-07 | 8 | |||
| 509006 | 26142819 | S | 2021-02-23 | 1 | |||
| 509238 | 26142819 | W | 2021-07-15 | 9 | |||
| 509446 | 26142819 | S | 2022-02-17 | 11 | |||
| 509688 | 26142819 | W | 2022-07-22 | 10 | |||
| 510143 | 26142819 | W | 2023-07-25 | 18 | |||
| 510644 | 26142819 | S | 2024-02-14 | 3 | |||
| 510918 | 26142819 | W | 2024-07-31 | 13 | |||
| 511228 | 26142819 | S | 2025-02-21 | 19 | |||
| 511587 | 26142819 | W | 2025-07-22 | 21 |