| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 17 | 26583250 | S | 1992-02-25 | 2 | |||
| 61 | 26583250 | W | 1992-07-13 | 1 | |||
| 124 | 26583250 | S | 1993-01-24 | 1 | |||
| 204 | 26583250 | W | 1993-07-17 | 2 | |||
| 407 | 26583250 | W | 1994-07-16 | 2 | |||
| 919 | 26583250 | W | 1996-07-15 | 1 | |||
| 2637 | 26583250 | W | 1998-07-17 | 1 | |||
| 3103 | 26583250 | W | 1999-07-24 | 1 | |||
| 4632 | 26583250 | W | 2002-07-31 | 2 | |||
| 4843 | 26583250 | S | 2003-01-21 | 2 | |||
| 5941 | 26583250 | W | 2004-07-28 | 2 | |||
| 6693 | 26583250 | W | 2005-07-12 | 1 | |||
| 6962 | 26583250 | S | 2006-01-21 | 2 | |||
| 8187 | 26583250 | W | 2006-07-16 | 1 | |||
| 8617 | 26583250 | S | 2007-01-16 | 1 | |||
| 502117 | 26583250 | W | 2010-07-28 | 1 | |||
| 503205 | 26583250 | S | 2011-01-24 | 2 | |||
| 502630 | 26583250 | S | 2013-02-10 | 2 | |||
| 505042 | 26583250 | S | 2014-02-09 | 2 | |||
| 511005 | 26583250 | S | 2015-02-05 | 3 | |||
| 506298 | 26583250 | S | 2016-02-03 | 8 | |||
| 506449 | 26583250 | S | 2017-02-06 | 2 | |||
| 507239 | 26583250 | O | 2018-08-21 | 5 | |||
| 508361 | 26583250 | S | 2019-02-13 | 2 | |||
| 508362 | 26583250 | O | 2019-08-21 | 3 |