| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 239 | 30372537 | W | 1993-07-14 | 13 | |||
| 349 | 30372537 | S | 1994-01-18 | 4 | |||
| 644 | 30372537 | W | 1995-07-19 | 30 | |||
| 732 | 30372537 | S | 1996-02-02 | 4 | |||
| 2105 | 30372537 | W | 1997-07-03 | 6 | |||
| 2357 | 30372537 | S | 1998-02-10 | 18 | |||
| 2548 | 30372537 | W | 1998-07-30 | 4 | |||
| 2793 | 30372537 | S | 1999-02-02 | 7 | |||
| 3089 | 30372537 | W | 1999-07-27 | 13 | |||
| 3289 | 30372537 | S | 2000-02-10 | 8 | |||
| 3555 | 30372537 | W | 2000-07-13 | 19 | |||
| 3753 | 30372537 | S | 2001-02-12 | 26 | |||
| 3994 | 30372537 | W | 2001-07-26 | 5 | |||
| 4454 | 30372537 | S | 2002-02-19 | 11 | |||
| 5036 | 30372537 | S | 2003-02-11 | 13 | |||
| 5334 | 30372537 | W | 2003-07-31 | 31 | |||
| 5617 | 30372537 | S | 2004-02-04 | 7 | |||
| 6127 | 30372537 | W | 2004-08-11 | 5 | |||
| 503861 | 30372537 | S | 2010-03-08 | 20 | |||
| 504054 | 30372537 | S | 2011-03-24 | 8 |