| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 416 | 26533213 | W | 1994-07-17 | 19 | |||
| 538 | 26533213 | S | 1995-01-15 | 11 | |||
| 630 | 26533213 | W | 1995-07-13 | 23 | |||
| 717 | 26533213 | S | 1996-01-13 | 14 | |||
| 1008 | 26533213 | S | 1997-02-13 | 3 | |||
| 2046 | 26533213 | W | 1997-07-24 | 1 | |||
| 2344 | 26533213 | S | 1998-01-28 | 2 | |||
| 2640 | 26533213 | W | 1998-07-31 | 9 | |||
| 2848 | 26533213 | S | 1999-01-15 | 7 | |||
| 3107 | 26533213 | W | 1999-07-21 | 11 | |||
| 3247 | 26533213 | S | 2000-01-30 | 5 | |||
| 3646 | 26533213 | S | 2001-01-16 | 7 | |||
| 4079 | 26533213 | W | 2001-07-16 | 10 | |||
| 4294 | 26533213 | S | 2002-01-26 | 3 | |||
| 4743 | 26533213 | W | 2002-08-08 | 15 | |||
| 4855 | 26533213 | S | 2003-01-22 | 17 | |||
| 5243 | 26533213 | W | 2003-07-21 | 26 | |||
| 6089 | 26533213 | W | 2004-08-01 | 40 | |||
| 6362 | 26533213 | S | 2005-02-20 | 19 | |||
| 6638 | 26533213 | W | 2005-07-17 | 32 | |||
| 8371 | 26533213 | W | 2006-07-25 | 25 | |||
| 8591 | 26533213 | S | 2007-02-13 | 29 | |||
| 8962 | 26533213 | W | 2007-07-15 | 36 | |||
| 500512 | 26533213 | S | 2008-01-30 | 22 | |||
| 500634 | 26533213 | W | 2008-06-30 | 39 | |||
| 500739 | 26533213 | S | 2009-02-01 | 33 | |||
| 501504 | 26533213 | W | 2009-07-24 | 37 | |||
| 502165 | 26533213 | S | 2010-02-10 | 18 | |||
| 503518 | 26533213 | W | 2010-07-30 | 11 | |||
| 503514 | 26533213 | S | 2011-02-04 | 6 | |||
| 503519 | 26533213 | W | 2011-06-27 | 18 | |||
| 503515 | 26533213 | S | 2012-02-05 | 25 | |||
| 503520 | 26533213 | W | 2012-07-07 | 22 | |||
| 503517 | 26533213 | S | 2013-02-14 | 21 | |||
| 503521 | 26533213 | W | 2013-07-13 | 30 | |||
| 511056 | 26533213 | S | 2014-02-08 | 18 | |||
| 511441 | 26533213 | O | 2015-02-26 | 12 | |||
| 511439 | 26533213 | W | 2015-07-10 | 7 | |||
| 511437 | 26533213 | S | 2016-02-10 | 14 | |||
| 511432 | 26533213 | O | 2017-03-01 | 2 | |||
| 511423 | 26533213 | O | 2018-04-08 | 16 | |||
| 511421 | 26533213 | O | 2019-03-28 | 7 | |||
| 511420 | 26533213 | W | 2020-07-10 | 19 | |||
| 511410 | 26533213 | O | 2022-03-01 | 3 | |||
| 511409 | 26533213 | W | 2022-07-15 | 6 | |||
| 511407 | 26533213 | W | 2023-06-26 | 1 | |||
| 511403 | 26533213 | S | 2024-01-25 | 4 | |||
| 511401 | 26533213 | W | 2024-07-05 | 8 | |||
| 511507 | 26533213 | W | 2025-07-18 | 13 |