| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 392 | 29313011 | W | 1994-07-16 | 13 | |||
| 494 | 29313011 | S | 1995-01-14 | 8 | |||
| 2042 | 29313011 | W | 1997-07-27 | 5 | |||
| 2616 | 29313011 | W | 1998-07-12 | 26 | |||
| 2733 | 29313011 | S | 1999-01-17 | 3 | |||
| 3367 | 29313011 | W | 2000-07-18 | 4 | |||
| 4605 | 29313011 | W | 2002-07-24 | 7 | |||
| 5029 | 29313011 | S | 2003-01-29 | 1 | |||
| 5978 | 29313011 | W | 2004-07-21 | 28 | |||
| 6431 | 29313011 | S | 2005-01-31 | 2 | |||
| 1770 | 29313011 | O | 2005-09-02 | 2 | |||
| 6969 | 29313011 | S | 2006-02-01 | 1 | |||
| 8778 | 29313011 | S | 2007-01-24 | 4 | |||
| 8972 | 29313011 | W | 2007-07-27 | 13 | |||
| 9375 | 29313011 | S | 2008-02-06 | 1 | |||
| 500600 | 29313011 | W | 2008-07-24 | 4 | |||
| 501205 | 29313011 | S | 2009-02-04 | 3 | |||
| 501820 | 29313011 | W | 2010-07-23 | 4 | |||
| 501819 | 29313011 | S | 2011-01-15 | 9 | |||
| 501757 | 29313011 | O | 2011-03-13 | 3 | |||
| 501756 | 29313011 | O | 2011-05-08 | 2 | |||
| 503030 | 29313011 | W | 2013-08-20 | 5 | |||
| 503471 | 29313011 | S | 2014-01-21 | 3 | |||
| 504366 | 29313011 | W | 2014-07-17 | 15 | |||
| 504681 | 29313011 | S | 2015-01-25 | 3 | |||
| 505172 | 29313011 | W | 2015-07-28 | 2 | |||
| 505398 | 29313011 | S | 2016-01-20 | 2 | |||
| 505745 | 29313011 | W | 2016-07-19 | 1 | |||
| 506549 | 29313011 | W | 2017-07-19 | 7 | |||
| 506798 | 29313011 | S | 2018-01-17 | 5 | |||
| 507558 | 29313011 | S | 2019-01-17 | 7 | |||
| 507791 | 29313011 | W | 2019-07-19 | 4 | |||
| 508162 | 29313011 | S | 2020-01-17 | 12 | |||
| 509189 | 29313011 | W | 2021-08-09 | 19 | |||
| 510225 | 29313011 | W | 2023-07-18 | 6 | |||
| 510830 | 29313011 | W | 2024-07-18 | 46 |