| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 265 | 29313011 | S | 1994-01-15 | 5 | |||
| 494 | 29313011 | S | 1995-01-14 | 6 | |||
| 2733 | 29313011 | S | 1999-01-17 | 1 | |||
| 4088 | 29313011 | W | 2001-07-24 | 2 | |||
| 5978 | 29313011 | W | 2004-07-21 | 31 | |||
| 6431 | 29313011 | S | 2005-01-31 | 2 | |||
| 1770 | 29313011 | O | 2005-09-02 | 5 | |||
| 6969 | 29313011 | S | 2006-02-01 | 2 | |||
| 9375 | 29313011 | S | 2008-02-06 | 1 | |||
| 500600 | 29313011 | W | 2008-07-24 | 29 | |||
| 501205 | 29313011 | S | 2009-02-04 | 21 | |||
| 501441 | 29313011 | W | 2009-07-17 | 72 | |||
| 501658 | 29313011 | S | 2010-01-15 | 37 | |||
| 501820 | 29313011 | W | 2010-07-23 | 214 | |||
| 501819 | 29313011 | S | 2011-01-15 | 23 | |||
| 501757 | 29313011 | O | 2011-03-13 | 35 | |||
| 501756 | 29313011 | O | 2011-05-08 | 37 | |||
| 501936 | 29313011 | W | 2011-07-15 | 66 | |||
| 503011 | 29313011 | S | 2013-01-17 | 70 | |||
| 503030 | 29313011 | W | 2013-08-20 | 868 | |||
| 503471 | 29313011 | S | 2014-01-21 | 85 | |||
| 504366 | 29313011 | W | 2014-07-17 | 600 | |||
| 505172 | 29313011 | W | 2015-07-28 | 227 | |||
| 505745 | 29313011 | W | 2016-07-19 | 2 | |||
| 506128 | 29313011 | S | 2017-01-18 | 8 | |||
| 506549 | 29313011 | W | 2017-07-19 | 4 | |||
| 506798 | 29313011 | S | 2018-01-17 | 25 | |||
| 507180 | 29313011 | W | 2018-07-18 | 23 | |||
| 507558 | 29313011 | S | 2019-01-17 | 319 | |||
| 507791 | 29313011 | W | 2019-07-19 | 439 | |||
| 508162 | 29313011 | S | 2020-01-17 | 253 | |||
| 508623 | 29313011 | W | 2020-07-20 | 498 | |||
| 508863 | 29313011 | S | 2021-01-19 | 21 | |||
| 509189 | 29313011 | W | 2021-08-09 | 237 | |||
| 509397 | 29313011 | S | 2022-01-24 | 6 | |||
| 509643 | 29313011 | W | 2022-07-20 | 214 | |||
| 509921 | 29313011 | S | 2023-01-24 | 4 | |||
| 510225 | 29313011 | W | 2023-07-18 | 10 | |||
| 510591 | 29313011 | S | 2024-01-21 | 2 | |||
| 510830 | 29313011 | W | 2024-07-18 | 23 | |||
| 511110 | 29313011 | S | 2025-01-18 | 9 | |||
| 511611 | 29313011 | W | 2025-07-17 | 34 |