| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 3225 | 33582505 | S | 2000-02-03 | 209 | |||
| 3858 | 33582505 | S | 2001-01-19 | 61 | |||
| 4574 | 33582505 | W | 2002-07-02 | 2 | |||
| 5013 | 33582505 | S | 2003-01-17 | 144 | |||
| 5820 | 33582505 | W | 2004-06-28 | 142 | |||
| 6430 | 33582505 | S | 2005-01-19 | 6 | |||
| 6641 | 33582505 | W | 2005-07-18 | 1 | |||
| 6889 | 33582505 | S | 2006-02-07 | 1 | |||
| 8658 | 33582505 | S | 2007-02-14 | 7 | |||
| 9114 | 33582505 | W | 2007-07-13 | 6 | |||
| 9346 | 33582505 | S | 2008-01-21 | 62 | |||
| 508528 | 33582505 | S | 2011-01-14 | 92 | |||
| 502469 | 33582505 | S | 2012-01-18 | 53 | |||
| 502952 | 33582505 | S | 2013-01-21 | 5 | |||
| 503065 | 33582505 | W | 2013-07-08 | 1 | |||
| 508547 | 33582505 | S | 2014-01-27 | 98 | |||
| 508514 | 33582505 | S | 2015-01-29 | 4 | |||
| 508569 | 33582505 | S | 2017-01-24 | 70 | |||
| 506859 | 33582505 | S | 2018-01-26 | 7 | |||
| 507673 | 33582505 | S | 2019-01-30 | 18 | |||
| 508422 | 33582505 | S | 2020-02-21 | 35 | |||
| 509449 | 33582505 | S | 2022-02-18 | 88 | |||
| 509980 | 33582505 | S | 2023-02-03 | 120 | |||
| 510214 | 33582505 | W | 2023-08-02 | 1 | |||
| 510590 | 33582505 | S | 2024-02-11 | 136 | |||
| 510814 | 33582505 | W | 2024-07-14 | 13 | |||
| 511101 | 33582505 | S | 2025-01-26 | 115 |