| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 60 | 27213240 | W | 1992-07-07 | 324 | |||
| 123 | 27213240 | S | 1993-01-21 | 283 | |||
| 205 | 27213240 | W | 1993-07-31 | 208 | |||
| 417 | 27213240 | W | 1994-08-23 | 382 | |||
| 539 | 27213240 | S | 1995-01-25 | 279 | |||
| 621 | 27213240 | W | 1995-07-15 | 340 | |||
| 718 | 27213240 | S | 1996-01-14 | 6 | |||
| 910 | 27213240 | W | 1996-08-01 | 25 | |||
| 1009 | 27213240 | S | 1997-02-06 | 43 | |||
| 2047 | 27213240 | W | 1997-07-29 | 145 | |||
| 3102 | 27213240 | W | 1999-07-25 | 125 | |||
| 6251 | 27213240 | S | 2005-02-02 | 605 | |||
| 6614 | 27213240 | W | 2005-07-21 | 604 | |||
| 6954 | 27213240 | S | 2006-01-17 | 385 | |||
| 8163 | 27213240 | W | 2006-07-19 | 209 | |||
| 8616 | 27213240 | S | 2007-02-28 | 283 | |||
| 9015 | 27213240 | W | 2007-07-17 | 333 | |||
| 500040 | 27213240 | S | 2008-02-07 | 33 | |||
| 500385 | 27213240 | W | 2008-07-22 | 419 | |||
| 500845 | 27213240 | S | 2009-01-13 | 119 | |||
| 501350 | 27213240 | W | 2009-07-30 | 493 | |||
| 502134 | 27213240 | S | 2010-01-28 | 192 | |||
| 502133 | 27213240 | W | 2010-07-15 | 356 | |||
| 503252 | 27213240 | S | 2011-01-20 | 27 | |||
| 502292 | 27213240 | W | 2011-08-03 | 364 | |||
| 503251 | 27213240 | S | 2012-02-09 | 372 | |||
| 502526 | 27213240 | W | 2012-07-06 | 308 | |||
| 502638 | 27213240 | S | 2013-02-14 | 24 | |||
| 503253 | 27213240 | W | 2013-07-24 | 224 | |||
| 505087 | 27213240 | S | 2014-02-20 | 140 | |||
| 505206 | 27213240 | W | 2015-08-05 | 307 | |||
| 506308 | 27213240 | S | 2016-02-10 | 500 | |||
| 506354 | 27213240 | O | 2016-09-02 | 555 | |||
| 506376 | 27213240 | S | 2017-02-15 | 2 | |||
| 506708 | 27213240 | O | 2017-08-10 | 192 | |||
| 507056 | 27213240 | O | 2018-03-14 | 197 | |||
| 507312 | 27213240 | O | 2018-09-10 | 444 | |||
| 507729 | 27213240 | O | 2019-02-20 | 270 | |||
| 510965 | 27213240 | O | 2022-03-03 | 4 |