| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 18 | 27412540 | S | 1992-02-05 | 1 | |||
| 146 | 27412540 | S | 1993-01-22 | 47 | 20 | ||
| 230 | 27412540 | W | 1993-07-06 | 1 | |||
| 423 | 27412540 | W | 1994-07-14 | 3 | |||
| 641 | 27412540 | W | 1995-07-15 | 3 | |||
| 729 | 27412540 | S | 1996-01-28 | 4 | |||
| 876 | 27412540 | W | 1996-07-12 | 4 | |||
| 1043 | 27412540 | S | 1997-01-27 | 61 | 20 | ||
| 2354 | 27412540 | S | 1998-02-25 | 55 | 20 | ||
| 2791 | 27412540 | S | 1999-01-28 | 83 | 68 | 20 | |
| 3092 | 27412540 | W | 1999-08-06 | 23 | 20 | ||
| 3291 | 27412540 | S | 2000-02-08 | 59 | 20 | ||
| 3760 | 27412540 | S | 2001-02-15 | 26 | 20 | ||
| 3979 | 27412540 | W | 2001-08-09 | 30 | 20 | ||
| 4689 | 27412540 | W | 2002-07-30 | 1 | |||
| 5604 | 27412540 | S | 2004-02-25 | 91 | 68 | 20 | |
| 6133 | 27412540 | W | 2004-07-29 | 23 | 20 | ||
| 6328 | 27412540 | S | 2005-02-22 | 94 | 68 | 20 | |
| 1968 | 27412540 | W | 2005-07-23 | 1 | |||
| 1994 | 27412540 | S | 2006-03-08 | 1 | |||
| 8825 | 27412540 | S | 2007-02-15 | 2 | |||
| 501280 | 27412540 | S | 2009-02-12 | 73 | 68 | 20 | |
| 504009 | 27412540 | W | 2009-08-06 | 14 | |||
| 504010 | 27412540 | S | 2010-02-24 | 22 | 20 | ||
| 504089 | 27412540 | S | 2011-02-11 | 22 | 20 | ||
| 503950 | 27412540 | S | 2012-02-14 | 3 | |||
| 504012 | 27412540 | S | 2014-02-27 | 32 | 20 |