| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 353 | 32501812 | S | 1994-01-16 | 7 | |||
| 2151 | 32501812 | S | 1994-01-16 | 10 | |||
| 2141 | 32501812 | W | 1994-08-07 | 2 | |||
| 2165 | 32501812 | S | 1995-01-15 | 5 | |||
| 783 | 32501812 | S | 1996-01-21 | 3 | |||
| 924 | 32501812 | W | 1996-07-28 | 1 | |||
| 2207 | 32501812 | S | 1997-01-26 | 4 | |||
| 2220 | 32501812 | S | 1998-02-08 | 24 | 20 | ||
| 2831 | 32501812 | S | 1999-01-17 | 27 | 20 | ||
| 3179 | 32501812 | S | 2000-01-23 | 7 | |||
| 3421 | 32501812 | W | 2000-07-16 | 2 | |||
| 3847 | 32501812 | S | 2001-01-21 | 27 | 20 | ||
| 3917 | 32501812 | W | 2001-08-05 | 2 | |||
| 4240 | 32501812 | S | 2002-01-27 | 11 | |||
| 4748 | 32501812 | S | 2003-02-02 | 15 | |||
| 5151 | 32501812 | W | 2003-07-27 | 8 | |||
| 5441 | 32501812 | S | 2004-02-01 | 11 | |||
| 6145 | 32501812 | W | 2004-08-01 | 4 | |||
| 1758 | 32501812 | S | 2005-02-20 | 9 | |||
| 6696 | 32501812 | W | 2005-07-31 | 6 | |||
| 1858 | 32501812 | O | 2005-10-16 | 3 | |||
| 1871 | 32501812 | O | 2005-11-13 | 6 | |||
| 8299 | 32501812 | W | 2006-07-23 | 1 | |||
| 8885 | 32501812 | S | 2007-01-28 | 4 | |||
| 500067 | 32501812 | S | 2008-02-17 | 6 | |||
| 500311 | 32501812 | W | 2008-07-19 | 1 | |||
| 500743 | 32501812 | S | 2009-02-22 | 13 | |||
| 501083 | 32501812 | W | 2009-08-02 | 2 | |||
| 504709 | 32501812 | S | 2010-03-14 | 6 | |||
| 504710 | 32501812 | W | 2010-07-25 | 1 | |||
| 504720 | 32501812 | S | 2011-01-30 | 5 | |||
| 502384 | 32501812 | W | 2011-07-31 | 1 | |||
| 504716 | 32501812 | S | 2012-03-04 | 4 | |||
| 502597 | 32501812 | S | 2013-01-27 | 26 | 20 | ||
| 503790 | 32501812 | S | 2014-02-16 | 10 | |||
| 504258 | 32501812 | W | 2014-06-29 | 4 | |||
| 504697 | 32501812 | S | 2015-02-01 | 4 | |||
| 505009 | 32501812 | W | 2015-07-12 | 9 | |||
| 505486 | 32501812 | S | 2016-02-07 | 10 | |||
| 505519 | 32501812 | S | 2016-02-07 | 10 | |||
| 505804 | 32501812 | W | 2016-07-24 | 5 | |||
| 506203 | 32501812 | S | 2017-01-22 | 7 | |||
| 506571 | 32501812 | W | 2017-07-23 | 2 | |||
| 506839 | 32501812 | S | 2018-01-28 | 9 | |||
| 507122 | 32501812 | W | 2018-07-22 | 2 | |||
| 507594 | 32501812 | S | 2019-02-03 | 42 | 20 | ||
| 507785 | 32501812 | W | 2019-07-14 | 1 | |||
| 508284 | 32501812 | S | 2020-02-09 | 32 | 20 | ||
| 508663 | 32501812 | W | 2020-07-26 | 4 | |||
| 508975 | 32501812 | S | 2021-02-07 | 11 | |||
| 509084 | 32501812 | W | 2021-07-18 | 7 | |||
| 509415 | 32501812 | S | 2022-02-06 | 11 | |||
| 509659 | 32501812 | W | 2022-07-17 | 3 | |||
| 509946 | 32501812 | S | 2023-02-12 | 38 | 20 | ||
| 510118 | 32501812 | W | 2023-07-15 | 6 | |||
| 510547 | 32501812 | S | 2024-02-04 | 19 | |||
| 511232 | 32501812 | S | 2025-02-02 | 17 | |||
| 511562 | 32501812 | W | 2025-07-27 | 4 |