| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 22 | 28522600 | S | 1992-01-28 | 97 | |||
| 346 | 28522600 | S | 1994-01-17 | 1168 | |||
| 526 | 28522600 | S | 1995-01-25 | 1 | |||
| 736 | 28522600 | S | 1996-01-24 | 1010 | |||
| 1050 | 28522600 | S | 1997-01-22 | 5102 | 5000 | ||
| 2797 | 28522600 | S | 1999-02-15 | 1408 | |||
| 3295 | 28522600 | S | 2000-02-16 | 4865 | |||
| 3559 | 28522600 | W | 2000-07-11 | 2 | |||
| 3757 | 28522600 | S | 2001-02-06 | 312 | |||
| 4462 | 28522600 | S | 2002-02-08 | 1458 | |||
| 5045 | 28522600 | S | 2003-02-18 | 305 | |||
| 5605 | 28522600 | S | 2004-02-17 | 54 | |||
| 6317 | 28522600 | S | 2005-02-09 | 86 | |||
| 1973 | 28522600 | W | 2005-07-27 | 3 | |||
| 1986 | 28522600 | S | 2006-02-22 | 1580 | |||
| 8320 | 28522600 | W | 2006-08-28 | 2 | |||
| 8809 | 28522600 | S | 2007-02-14 | 11 | |||
| 501292 | 28522600 | S | 2009-02-09 | 6 | |||
| 503866 | 28522600 | S | 2010-02-10 | 30 | |||
| 502283 | 28522600 | S | 2011-02-24 | 164 | |||
| 503923 | 28522600 | W | 2011-07-22 | 1 | |||
| 503924 | 28522600 | S | 2012-02-05 | 17 | |||
| 503181 | 28522600 | S | 2013-02-20 | 28 | |||
| 503977 | 28522600 | S | 2014-02-25 | 30 | |||
| 505375 | 28522600 | S | 2015-02-22 | 887 |