| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 60 | 27213240 | W | 1992-07-07 | 4 | |||
| 123 | 27213240 | S | 1993-01-21 | 2 | |||
| 205 | 27213240 | W | 1993-07-31 | 13 | |||
| 417 | 27213240 | W | 1994-08-23 | 9 | |||
| 539 | 27213240 | S | 1995-01-25 | 5 | |||
| 718 | 27213240 | S | 1996-01-14 | 4 | |||
| 910 | 27213240 | W | 1996-08-01 | 4 | |||
| 1009 | 27213240 | S | 1997-02-06 | 3 | |||
| 6251 | 27213240 | S | 2005-02-02 | 2 | |||
| 6614 | 27213240 | W | 2005-07-21 | 17 | |||
| 6954 | 27213240 | S | 2006-01-17 | 68 | 68 | 20 | |
| 8163 | 27213240 | W | 2006-07-19 | 6 | |||
| 9015 | 27213240 | W | 2007-07-17 | 4 | |||
| 501350 | 27213240 | W | 2009-07-30 | 5 | |||
| 502134 | 27213240 | S | 2010-01-28 | 21 | 20 | ||
| 502133 | 27213240 | W | 2010-07-15 | 1 | |||
| 503252 | 27213240 | S | 2011-01-20 | 2 | |||
| 503251 | 27213240 | S | 2012-02-09 | 1 | |||
| 502526 | 27213240 | W | 2012-07-06 | 1 | |||
| 502638 | 27213240 | S | 2013-02-14 | 1 | |||
| 503253 | 27213240 | W | 2013-07-24 | 10 | |||
| 505206 | 27213240 | W | 2015-08-05 | 1 | |||
| 506308 | 27213240 | S | 2016-02-10 | 21 | 20 | ||
| 506354 | 27213240 | O | 2016-09-02 | 27 | 20 | ||
| 507056 | 27213240 | O | 2018-03-14 | 1 | |||
| 507312 | 27213240 | O | 2018-09-10 | 2 |