| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 548 | 31502208 | S | 1995-02-04 | 8 | |||
| 598 | 31502208 | W | 1995-07-08 | 3 | |||
| 842 | 31502208 | W | 1996-08-03 | 5 | |||
| 1056 | 31502208 | S | 1997-02-14 | 4 | |||
| 2298 | 31502208 | S | 1998-01-30 | 2 | |||
| 3343 | 31502208 | S | 2000-01-19 | 5 | |||
| 4682 | 31502208 | W | 2002-07-19 | 16 | |||
| 4755 | 31502208 | S | 2003-01-30 | 12 | |||
| 5199 | 31502208 | W | 2003-07-19 | 24 | |||
| 5771 | 31502208 | S | 2004-01-31 | 17 | |||
| 5925 | 31502208 | W | 2004-07-24 | 13 | |||
| 6817 | 31502208 | W | 2005-07-09 | 18 | |||
| 8770 | 31502208 | S | 2007-02-11 | 9 | |||
| 9240 | 31502208 | W | 2007-07-15 | 4 | |||
| 9465 | 31502208 | S | 2008-01-12 | 15 | |||
| 501465 | 31502208 | W | 2009-08-22 | 2 |