| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2348 | 28233225 | S | 1998-01-15 | 4 | |||
| 2815 | 28233225 | S | 1999-02-11 | 2 | |||
| 2981 | 28233225 | W | 1999-08-12 | 1 | |||
| 3261 | 28233225 | S | 2000-01-24 | 1 | |||
| 3888 | 28233225 | S | 2001-01-18 | 3 | |||
| 4289 | 28233225 | S | 2002-01-22 | 2 | |||
| 5220 | 28233225 | W | 2003-05-25 | 2 | |||
| 1553 | 28233225 | O | 2005-03-23 | 6 | |||
| 6943 | 28233225 | S | 2006-01-20 | 1 | |||
| 8603 | 28233225 | S | 2007-01-23 | 1 | |||
| 500058 | 28233225 | S | 2008-01-22 | 7 | |||
| 500868 | 28233225 | S | 2009-01-21 | 5 | |||
| 503354 | 28233225 | S | 2011-01-26 | 1 | |||
| 502537 | 28233225 | S | 2012-02-02 | 2 | |||
| 503353 | 28233225 | O | 2012-10-17 | 1 | |||
| 503350 | 28233225 | W | 2013-08-06 | 1 | |||
| 506318 | 28233225 | S | 2016-02-15 | 1 | |||
| 506426 | 28233225 | O | 2017-03-01 | 3 |