| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 555 | 29401753 | S | 1995-01-20 | 2 | |||
| 2076 | 29401753 | W | 1997-07-24 | 1 | |||
| 2294 | 29401753 | S | 1998-01-28 | 3 | |||
| 2707 | 29401753 | S | 1999-01-24 | 3 | |||
| 4170 | 29401753 | W | 2001-08-01 | 5 | |||
| 4331 | 29401753 | S | 2002-02-08 | 7 | |||
| 4723 | 29401753 | W | 2002-08-15 | 18 | |||
| 5424 | 29401753 | W | 2003-07-24 | 24 | |||
| 5778 | 29401753 | S | 2004-01-28 | 1 | |||
| 6536 | 29401753 | W | 2005-07-12 | 57 | |||
| 7014 | 29401753 | S | 2006-03-03 | 21 | |||
| 8476 | 29401753 | W | 2006-07-26 | 73 | |||
| 8844 | 29401753 | S | 2007-01-29 | 24 | |||
| 9303 | 29401753 | W | 2007-07-23 | 35 | |||
| 500554 | 29401753 | S | 2008-01-23 | 91 | |||
| 500640 | 29401753 | W | 2008-08-19 | 20 | |||
| 506146 | 29401753 | O | 2009-03-27 | 7 | |||
| 506145 | 29401753 | O | 2009-08-21 | 27 | |||
| 506148 | 29401753 | S | 2011-02-09 | 12 | |||
| 506149 | 29401753 | O | 2011-08-12 | 1 | |||
| 506153 | 29401753 | O | 2012-03-22 | 10 | |||
| 506155 | 29401753 | O | 2013-10-25 | 14 | |||
| 506156 | 29401753 | S | 2014-02-17 | 30 | |||
| 506260 | 29401753 | W | 2014-07-04 | 2 | |||
| 506157 | 29401753 | S | 2015-02-03 | 13 | |||
| 506159 | 29401753 | S | 2016-02-11 | 1 | |||
| 506160 | 29401753 | O | 2016-10-27 | 68 | |||
| 508650 | 29401753 | W | 2020-07-27 | 17 | |||
| 509389 | 29401753 | S | 2022-01-26 | 3 | |||
| 511579 | 29401753 | W | 2025-08-14 | 1 | |||
| 511678 | 29401753 | O | 2025-11-02 | 25 |