| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 43 | 28043227 | S | 1992-01-18 | 5 | |||
| 88 | 28043227 | W | 1992-07-04 | 3 | |||
| 297 | 28043227 | S | 1994-01-22 | 3 | |||
| 378 | 28043227 | W | 1994-07-09 | 1 | |||
| 625 | 28043227 | W | 1995-07-15 | 1 | |||
| 747 | 28043227 | S | 1996-01-21 | 1 | |||
| 913 | 28043227 | W | 1996-07-13 | 1 | |||
| 1015 | 28043227 | S | 1997-01-19 | 2 | |||
| 2347 | 28043227 | S | 1998-01-11 | 8 | |||
| 2636 | 28043227 | W | 1998-07-12 | 1 | |||
| 3257 | 28043227 | S | 2000-01-15 | 2 | |||
| 3387 | 28043227 | W | 2000-07-22 | 13 | |||
| 4068 | 28043227 | W | 2001-07-14 | 3 | |||
| 4290 | 28043227 | S | 2002-01-19 | 14 | |||
| 4602 | 28043227 | W | 2002-07-13 | 6 | |||
| 6247 | 28043227 | S | 2005-01-29 | 1 | |||
| 6694 | 28043227 | W | 2005-07-23 | 2 | |||
| 501922 | 28043227 | S | 2009-07-20 | 1 | |||
| 502135 | 28043227 | W | 2010-08-04 | 1 | |||
| 505088 | 28043227 | S | 2014-02-04 | 1 | |||
| 507057 | 28043227 | S | 2018-02-08 | 1 | |||
| 510982 | 28043227 | O | 2024-11-01 | 3 |