| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 339 | 25202728 | S | 1994-01-30 | 2 | |||
| 504 | 25202728 | S | 1995-01-22 | 8 | |||
| 966 | 25202728 | S | 1997-01-26 | 3 | |||
| 2383 | 25202728 | S | 1998-01-25 | 12 | |||
| 2657 | 25202728 | S | 1999-01-17 | 4 | |||
| 3079 | 25202728 | W | 1999-07-18 | 1 | |||
| 3210 | 25202728 | S | 2000-02-05 | 8 | |||
| 3784 | 25202728 | S | 2001-01-14 | 1 | |||
| 4420 | 25202728 | S | 2002-01-12 | 11 | |||
| 4915 | 25202728 | S | 2003-01-11 | 4 | |||
| 5588 | 25202728 | S | 2004-01-17 | 93 | |||
| 6760 | 25202728 | W | 2005-07-16 | 13 | |||
| 7058 | 25202728 | S | 2006-01-14 | 5 | |||
| 8909 | 25202728 | S | 2007-01-13 | 25 | |||
| 9448 | 25202728 | S | 2008-01-12 | 161 | |||
| 500665 | 25202728 | W | 2008-07-12 | 12 | |||
| 504180 | 25202728 | W | 2009-07-11 | 2 | |||
| 504343 | 25202728 | S | 2010-01-23 | 4 | |||
| 502347 | 25202728 | S | 2011-02-24 | 1 | |||
| 502348 | 25202728 | W | 2011-07-09 | 6 | |||
| 502771 | 25202728 | S | 2012-01-07 | 4 | |||
| 502608 | 25202728 | S | 2013-01-12 | 2 | |||
| 504352 | 25202728 | S | 2014-01-04 | 1 | |||
| 504779 | 25202728 | S | 2015-01-18 | 10 | |||
| 505507 | 25202728 | S | 2016-01-01 | 2 |