| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 99 | 26352535 | S | 1993-01-23 | 2 | |||
| 306 | 26352535 | S | 1994-01-15 | 26 | 20 | ||
| 2191 | 26352535 | S | 1996-01-01 | 17 | |||
| 2833 | 26352535 | S | 1999-01-16 | 40 | 20 | ||
| 3525 | 26352535 | W | 2000-07-15 | 7 | |||
| 3785 | 26352535 | S | 2001-01-27 | 105 | 68 | 20 | |
| 4473 | 26352535 | S | 2002-01-26 | 53 | 20 | ||
| 4636 | 26352535 | W | 2002-07-27 | 2 | |||
| 4970 | 26352535 | S | 2003-01-18 | 136 | 135 | 68 | 20 |
| 5355 | 26352535 | W | 2003-07-19 | 20 | 20 | ||
| 5587 | 26352535 | S | 2004-01-24 | 66 | 20 | ||
| 6403 | 26352535 | S | 2005-01-22 | 113 | 68 | 20 | |
| 7097 | 26352535 | S | 2006-01-21 | 146 | 135 | 68 | 20 |
| 8529 | 26352535 | S | 2007-01-27 | 69 | 68 | 20 | |
| 500062 | 26352535 | S | 2008-01-26 | 316 | 135 | 68 | 20 |
| 500283 | 26352535 | W | 2008-07-19 | 8 | |||
| 500791 | 26352535 | S | 2009-02-07 | 79 | 68 | 20 | |
| 501057 | 26352535 | W | 2009-07-25 | 1 | |||
| 502045 | 26352535 | S | 2010-01-30 | 359 | 135 | 68 | 20 |
| 504768 | 26352535 | S | 2015-01-31 | 106 | 68 | 20 | |
| 505137 | 26352535 | W | 2015-08-11 | 31 | 20 | ||
| 505605 | 26352535 | O | 2016-05-15 | 3 | |||
| 505959 | 26352535 | O | 2016-11-19 | 4 | |||
| 506988 | 26352535 | S | 2018-02-24 | 147 | 135 | 68 | 20 |
| 507500 | 26352535 | O | 2018-11-24 | 45 | 20 |