| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 4119 | 26192720 | W | 2001-07-14 | 273 | |||
| 4357 | 26192720 | S | 2002-02-02 | 47 | |||
| 4545 | 26192720 | W | 2002-07-13 | 242 | |||
| 4981 | 26192720 | S | 2003-02-08 | 103 | |||
| 5260 | 26192720 | W | 2003-07-19 | 39 | |||
| 5699 | 26192720 | S | 2004-02-07 | 36 | |||
| 5905 | 26192720 | W | 2004-07-03 | 46 | |||
| 6493 | 26192720 | S | 2005-02-05 | 9 | |||
| 6735 | 26192720 | W | 2005-07-02 | 45 | |||
| 8105 | 26192720 | S | 2006-01-21 | 14 | |||
| 8274 | 26192720 | W | 2006-07-22 | 6 | |||
| 8584 | 26192720 | S | 2007-02-13 | 35 | |||
| 8943 | 26192720 | W | 2007-07-24 | 16 | |||
| 500001 | 26192720 | S | 2008-02-15 | 37 | |||
| 500406 | 26192720 | W | 2008-07-30 | 26 | |||
| 500723 | 26192720 | S | 2009-02-06 | 62 | |||
| 501106 | 26192720 | W | 2009-07-28 | 117 | |||
| 502154 | 26192720 | O | 2010-02-03 | 68 | |||
| 508462 | 26192720 | W | 2010-07-20 | 82 | |||
| 508463 | 26192720 | S | 2011-01-18 | 135 | |||
| 508464 | 26192720 | W | 2011-07-19 | 132 | |||
| 508465 | 26192720 | S | 2012-02-10 | 364 | |||
| 508466 | 26192720 | W | 2012-07-10 | 227 | |||
| 508467 | 26192720 | S | 2013-01-17 | 152 | |||
| 503051 | 26192720 | W | 2013-07-29 | 113 | |||
| 503704 | 26192720 | S | 2014-02-17 | 104 | |||
| 504464 | 26192720 | W | 2014-07-11 | 101 | |||
| 504824 | 26192720 | S | 2015-02-26 | 151 | |||
| 505254 | 26192720 | W | 2015-07-22 | 106 | |||
| 505555 | 26192720 | S | 2016-02-18 | 125 | |||
| 505995 | 26192720 | W | 2016-08-04 | 122 | |||
| 507449 | 26192720 | S | 2017-02-09 | 89 | |||
| 507450 | 26192720 | W | 2017-07-26 | 88 | |||
| 507451 | 26192720 | S | 2018-02-14 | 137 | |||
| 507340 | 26192720 | W | 2018-08-07 | 211 | |||
| 508076 | 26192720 | S | 2019-02-19 | 142 | |||
| 508093 | 26192720 | W | 2019-07-18 | 83 | |||
| 508440 | 26192720 | S | 2020-02-13 | 66 | |||
| 508689 | 26192720 | W | 2020-07-29 | 68 | |||
| 509023 | 26192720 | S | 2021-02-22 | 136 | |||
| 509160 | 26192720 | W | 2021-07-21 | 216 | |||
| 509437 | 26192720 | S | 2022-02-10 | 64 | |||
| 509755 | 26192720 | W | 2022-07-14 | 227 | |||
| 510020 | 26192720 | S | 2023-02-15 | 88 | |||
| 510112 | 26192720 | W | 2023-07-12 | 254 | |||
| 510646 | 26192720 | S | 2024-02-09 | 100 | |||
| 510799 | 26192720 | W | 2024-07-16 | 88 | |||
| 511212 | 26192720 | S | 2025-02-13 | 37 | |||
| 511567 | 26192720 | W | 2025-07-24 | 81 |