| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2196 | 31421812 | S | 1996-01-18 | 31 | |||
| 1061 | 31421812 | S | 1997-01-20 | 1 | |||
| 2250 | 31421812 | S | 1998-01-21 | 5 | |||
| 2461 | 31421812 | W | 1998-07-29 | 9 | |||
| 2757 | 31421812 | S | 1999-01-25 | 1 | |||
| 3802 | 31421812 | S | 2001-01-25 | 430 | 300 | ||
| 4773 | 31421812 | S | 2003-01-29 | 2 | |||
| 6087 | 31421812 | W | 2004-08-03 | 1 | |||
| 6198 | 31421812 | S | 2005-01-17 | 4 | |||
| 8077 | 31421812 | S | 2006-01-31 | 58 | |||
| 8672 | 31421812 | S | 2007-01-17 | 54 | |||
| 8976 | 31421812 | W | 2007-08-21 | 3 | |||
| 500025 | 31421812 | S | 2008-02-06 | 47 | |||
| 500755 | 31421812 | S | 2009-01-19 | 1 | |||
| 501077 | 31421812 | W | 2009-07-22 | 13 | |||
| 503633 | 31421812 | S | 2011-01-19 | 3 | |||
| 503690 | 31421812 | S | 2012-01-11 | 67 | |||
| 503688 | 31421812 | S | 2013-01-29 | 26 | |||
| 506532 | 31421812 | S | 2016-01-26 | 48 | |||
| 506534 | 31421812 | S | 2017-01-17 | 29 | |||
| 508414 | 31421812 | S | 2019-01-17 | 12 | |||
| 508601 | 31421812 | W | 2019-08-20 | 3 | |||
| 508907 | 31421812 | S | 2021-02-02 | 36 | |||
| 509306 | 31421812 | S | 2021-12-01 | 2 | |||
| 511386 | 31421812 | O | 2025-04-25 | 9 |