| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 29 | 26142819 | S | 1992-02-28 | 1 | |||
| 6729 | 26142819 | W | 2005-07-06 | 4 | |||
| 500825 | 26142819 | S | 2009-02-18 | 2 | |||
| 501483 | 26142819 | W | 2009-07-17 | 2 | |||
| 502140 | 26142819 | S | 2010-02-09 | 4 | |||
| 508456 | 26142819 | W | 2010-07-29 | 2 | |||
| 508459 | 26142819 | S | 2012-01-17 | 6 | |||
| 508460 | 26142819 | W | 2012-07-18 | 2 | |||
| 508461 | 26142819 | S | 2013-01-29 | 2 | |||
| 502996 | 26142819 | W | 2013-07-02 | 4 | |||
| 505159 | 26142819 | W | 2015-07-08 | 2 | |||
| 507446 | 26142819 | S | 2017-01-12 | 8 | |||
| 507310 | 26142819 | W | 2018-08-22 | 3 | |||
| 508066 | 26142819 | S | 2019-02-08 | 2 | |||
| 508067 | 26142819 | W | 2019-08-06 | 15 | |||
| 508432 | 26142819 | S | 2020-02-07 | 1 | |||
| 509238 | 26142819 | W | 2021-07-15 | 11 | |||
| 509688 | 26142819 | W | 2022-07-22 | 2 |