| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 7 | 29182637 | S | 1992-01-31 | 2 | |||
| 430 | 29182637 | W | 1994-07-18 | 4 | |||
| 737 | 29182637 | S | 1996-01-22 | 1 | |||
| 2554 | 29182637 | W | 1998-07-09 | 1 | |||
| 2799 | 29182637 | S | 1999-01-27 | 27 | |||
| 3296 | 29182637 | S | 2000-02-09 | 17 | |||
| 3986 | 29182637 | W | 2001-07-10 | 1 | |||
| 4463 | 29182637 | S | 2002-02-06 | 46 | |||
| 5043 | 29182637 | S | 2003-02-06 | 37 | |||
| 5597 | 29182637 | S | 2004-02-13 | 14 | |||
| 6320 | 29182637 | S | 2005-02-02 | 18 | |||
| 1985 | 29182637 | S | 2006-02-21 | 2 | |||
| 8812 | 29182637 | S | 2007-02-07 | 17 | |||
| 500205 | 29182637 | S | 2008-02-06 | 32 | |||
| 501143 | 29182637 | W | 2008-07-23 | 1 | |||
| 501297 | 29182637 | S | 2009-02-06 | 8 | |||
| 503888 | 29182637 | S | 2010-02-08 | 37 | |||
| 502321 | 29182637 | W | 2010-07-20 | 58 | |||
| 502323 | 29182637 | S | 2011-02-14 | 335 | |||
| 505331 | 29182637 | S | 2015-01-28 | 1 |