| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2126 | 26102813 | W | 1993-07-18 | 1 | |||
| 506 | 26102813 | S | 1995-01-14 | 52 | |||
| 609 | 26102813 | W | 1995-07-08 | 45 | |||
| 699 | 26102813 | S | 1996-01-13 | 43 | |||
| 964 | 26102813 | S | 1997-01-11 | 85 | |||
| 2376 | 26102813 | S | 1998-01-10 | 81 | |||
| 2529 | 26102813 | W | 1998-07-04 | 4 | |||
| 2646 | 26102813 | S | 1999-01-09 | 129 | |||
| 3063 | 26102813 | W | 1999-07-10 | 6 | |||
| 3233 | 26102813 | S | 2000-01-09 | 152 | |||
| 3404 | 26102813 | W | 2000-07-09 | 11 | |||
| 3775 | 26102813 | S | 2001-01-07 | 180 | |||
| 4110 | 26102813 | W | 2001-07-08 | 47 | |||
| 4373 | 26102813 | S | 2002-01-06 | 94 | |||
| 4995 | 26102813 | S | 2003-01-04 | 223 | |||
| 5697 | 26102813 | S | 2004-01-10 | 186 | |||
| 6200 | 26102813 | S | 2005-01-08 | 270 | |||
| 7057 | 26102813 | S | 2006-01-07 | 312 | |||
| 8731 | 26102813 | S | 2007-01-06 | 166 | |||
| 9445 | 26102813 | S | 2008-01-05 | 225 | |||
| 500799 | 26102813 | S | 2009-01-24 | 135 | |||
| 504155 | 26102813 | S | 2010-01-09 | 201 | |||
| 501736 | 26102813 | S | 2011-01-08 | 58 | |||
| 502322 | 26102813 | W | 2011-08-06 | 2 | |||
| 504246 | 26102813 | S | 2012-01-14 | 120 | |||
| 504161 | 26102813 | W | 2012-07-21 | 21 | |||
| 505564 | 26102813 | S | 2013-02-19 | 86 | |||
| 504160 | 26102813 | W | 2013-07-21 | 15 | |||
| 505567 | 26102813 | S | 2014-02-01 | 330 | |||
| 505566 | 26102813 | S | 2015-02-28 | 250 | |||
| 505025 | 26102813 | W | 2015-07-18 | 20 | |||
| 505431 | 26102813 | S | 2016-02-06 | 56 | |||
| 505818 | 26102813 | W | 2016-08-06 | 74 | |||
| 506177 | 26102813 | S | 2017-01-21 | 60 | |||
| 506802 | 26102813 | S | 2018-01-20 | 95 | |||
| 507560 | 26102813 | S | 2019-01-19 | 28 | |||
| 508143 | 26102813 | S | 2020-01-16 | 24 | |||
| 508906 | 26102813 | S | 2021-01-27 | 12 | |||
| 509348 | 26102813 | S | 2022-01-19 | 5 | |||
| 509870 | 26102813 | S | 2023-01-18 | 2 |