| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 203 | 26533218 | W | 1993-07-18 | 8 | |||
| 414 | 26533218 | W | 1994-07-17 | 2 | |||
| 628 | 26533218 | W | 1995-07-13 | 2 | |||
| 907 | 26533218 | W | 1996-07-19 | 4 | |||
| 1007 | 26533218 | S | 1997-02-13 | 1 | |||
| 2044 | 26533218 | W | 1997-07-24 | 2 | |||
| 2341 | 26533218 | S | 1998-01-28 | 2 | |||
| 3108 | 26533218 | W | 1999-07-21 | 2 | |||
| 3362 | 26533218 | W | 2000-07-15 | 1 | |||
| 4081 | 26533218 | W | 2001-07-16 | 17 | |||
| 4745 | 26533218 | W | 2002-08-08 | 19 | |||
| 6091 | 26533218 | W | 2004-08-01 | 25 | |||
| 6639 | 26533218 | W | 2005-07-17 | 66 | |||
| 8373 | 26533218 | W | 2006-07-25 | 34 | |||
| 8963 | 26533218 | W | 2007-07-14 | 23 | |||
| 500635 | 26533218 | W | 2008-06-30 | 8 | |||
| 501503 | 26533218 | W | 2009-07-24 | 33 | |||
| 503511 | 26533218 | W | 2010-07-30 | 10 | |||
| 503512 | 26533218 | W | 2011-06-27 | 26 | |||
| 503522 | 26533218 | W | 2012-07-07 | 12 | |||
| 503510 | 26533218 | S | 2013-02-14 | 2 | |||
| 503513 | 26533218 | W | 2013-07-13 | 11 | |||
| 511053 | 26533218 | S | 2014-02-08 | 1 | |||
| 511373 | 26533218 | W | 2014-08-22 | 8 | |||
| 511438 | 26533218 | W | 2015-07-11 | 39 | |||
| 511424 | 26533218 | O | 2017-08-19 | 4 | |||
| 511419 | 26533218 | W | 2020-07-10 | 4 | |||
| 511414 | 26533218 | O | 2021-08-04 | 2 | |||
| 511404 | 26533218 | W | 2023-06-26 | 13 | |||
| 511400 | 26533218 | W | 2024-07-05 | 43 |