| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 147 | 27152741 | S | 1993-01-25 | 5 | |||
| 345 | 27152741 | S | 1994-01-20 | 4 | |||
| 1049 | 27152741 | S | 1997-02-25 | 5 | |||
| 2108 | 27152741 | W | 1997-07-22 | 1 | |||
| 2360 | 27152741 | S | 1998-02-04 | 2 | |||
| 2551 | 27152741 | W | 1998-07-29 | 5 | |||
| 2790 | 27152741 | S | 1999-02-02 | 3 | |||
| 3098 | 27152741 | W | 1999-07-25 | 6 | |||
| 3298 | 27152741 | S | 2000-02-15 | 10 | |||
| 3558 | 27152741 | W | 2000-07-11 | 1 | |||
| 3764 | 27152741 | S | 2001-02-06 | 5 | |||
| 3990 | 27152741 | W | 2001-07-17 | 5 | |||
| 4469 | 27152741 | S | 2002-02-08 | 1 | |||
| 5052 | 27152741 | S | 2003-02-11 | 10 | |||
| 5350 | 27152741 | W | 2003-07-16 | 8 | |||
| 6329 | 27152741 | S | 2005-02-23 | 3 | |||
| 500109 | 27152741 | S | 2008-03-04 | 1 | |||
| 504090 | 27152741 | W | 2011-08-29 | 38 | |||
| 503922 | 27152741 | S | 2012-02-16 | 6 | |||
| 504072 | 27152741 | W | 2012-08-23 | 2 | |||
| 505367 | 27152741 | W | 2014-08-12 | 2 | |||
| 505369 | 27152741 | S | 2015-02-06 | 2 |