| Ref | Site code | Season | Date | Count | IBA | Subregional IBA  | RAMSAR | 
|---|---|---|---|---|---|---|---|
| 940 | 34052454 | S | 1997-01-31 | 6 | |||
| 2313 | 34052454 | S | 1998-02-05 | 1 | |||
| 2739 | 34052454 | S | 1999-02-12 | 71 | |||
| 3221 | 34052454 | S | 2000-01-25 | 32 | |||
| 3530 | 34052454 | W | 2000-07-19 | 1 | |||
| 3860 | 34052454 | S | 2001-02-16 | 28 | |||
| 3913 | 34052454 | W | 2001-07-16 | 6 | |||
| 4423 | 34052454 | S | 2002-02-05 | 40 | |||
| 4573 | 34052454 | W | 2002-06-26 | 7 | |||
| 5014 | 34052454 | S | 2003-01-21 | 22 | |||
| 5385 | 34052454 | W | 2003-06-25 | 6 | |||
| 5577 | 34052454 | S | 2004-01-29 | 65 | |||
| 5818 | 34052454 | W | 2004-06-24 | 5 | |||
| 6473 | 34052454 | S | 2005-01-14 | 17 | |||
| 6887 | 34052454 | S | 2006-01-24 | 30 | |||
| 8431 | 34052454 | W | 2006-07-14 | 11 | |||
| 8661 | 34052454 | S | 2007-01-24 | 43 | |||
| 9116 | 34052454 | W | 2007-07-02 | 5 | |||
| 9349 | 34052454 | S | 2008-01-16 | 39 | |||
| 500943 | 34052454 | S | 2009-01-28 | 21 | |||
| 501455 | 34052454 | W | 2009-07-08 | 2 | |||
| 501978 | 34052454 | S | 2010-01-22 | 2 | |||
| 501993 | 34052454 | W | 2010-06-29 | 1 | |||
| 508530 | 34052454 | S | 2011-01-19 | 112 | |||
| 502468 | 34052454 | S | 2012-01-23 | 28 | |||
| 508541 | 34052454 | W | 2012-07-23 | 2 | |||
| 508545 | 34052454 | S | 2013-01-24 | 50 | |||
| 508549 | 34052454 | S | 2014-02-03 | 18 | |||
| 508516 | 34052454 | S | 2015-01-26 | 14 | |||
| 508559 | 34052454 | S | 2016-01-13 | 21 | |||
| 508565 | 34052454 | S | 2017-01-11 | 37 | |||
| 506861 | 34052454 | S | 2018-01-27 | 22 | |||
| 507670 | 34052454 | S | 2019-02-06 | 37 | |||
| 508421 | 34052454 | S | 2020-02-14 | 29 | |||
| 509970 | 34052454 | S | 2023-02-09 | 4 | |||
| 511201 | 34052454 | S | 2025-02-07 | 2 |