| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 26 | 26112818 | S | 1992-01-24 | 209 | |||
| 257 | 26112818 | W | 1992-06-20 | 368 | |||
| 254 | 26112818 | W | 1993-07-11 | 306 | |||
| 316 | 26112818 | S | 1994-01-15 | 8 | |||
| 434 | 26112818 | W | 1994-07-17 | 31 | |||
| 2417 | 26112818 | S | 1996-12-12 | 38 | |||
| 4558 | 26112818 | W | 2002-07-14 | 73 | |||
| 5001 | 26112818 | S | 2003-02-01 | 14 | |||
| 5690 | 26112818 | S | 2004-01-11 | 25 | |||
| 5929 | 26112818 | W | 2004-08-01 | 428 | |||
| 6835 | 26112818 | W | 2005-07-17 | 231 | |||
| 1929 | 26112818 | O | 2006-09-03 | 29 | |||
| 94178 | 26112818 | S | 2007-02-20 | 11 | |||
| 9129 | 26112818 | W | 2007-08-04 | 259 | |||
| 501338 | 26112818 | W | 2009-07-30 | 26 | |||
| 508449 | 26112818 | S | 2012-08-02 | 174 | |||
| 505032 | 26112818 | W | 2015-07-19 | 4 | |||
| 505388 | 26112818 | S | 2016-01-23 | 17 | |||
| 505774 | 26112818 | W | 2016-07-23 | 8 | |||
| 506803 | 26112818 | S | 2018-01-20 | 13 | |||
| 507799 | 26112818 | W | 2019-07-21 | 1 | |||
| 508543 | 26112818 | W | 2020-06-20 | 3 | |||
| 510748 | 26112818 | W | 2024-07-03 | 27 |