| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 67 | 29322515 | W | 1992-07-10 | 56 | |||
| 155 | 29322515 | S | 1993-01-20 | 13 | |||
| 229 | 29322515 | W | 1993-07-14 | 27 | |||
| 426 | 29322515 | W | 1994-07-19 | 339 | 250 | ||
| 523 | 29322515 | S | 1995-01-20 | 4 | |||
| 645 | 29322515 | W | 1995-07-11 | 98 | |||
| 880 | 29322515 | W | 1996-07-04 | 11 | |||
| 2106 | 29322515 | W | 1997-07-24 | 17 | |||
| 2549 | 29322515 | W | 1998-07-27 | 2 | |||
| 3088 | 29322515 | W | 1999-07-20 | 5 | |||
| 3556 | 29322515 | W | 2000-07-26 | 191 | |||
| 3977 | 29322515 | W | 2001-07-17 | 250 | 250 | ||
| 4691 | 29322515 | W | 2002-08-07 | 255 | 250 | ||
| 5048 | 29322515 | S | 2003-02-14 | 6 | |||
| 5347 | 29322515 | W | 2003-08-22 | 253 | 250 | ||
| 5593 | 29322515 | S | 2004-02-09 | 1 | |||
| 6120 | 29322515 | W | 2004-08-16 | 83 | |||
| 1975 | 29322515 | W | 2005-07-25 | 18 | |||
| 8323 | 29322515 | W | 2006-08-25 | 78 | |||
| 8811 | 29322515 | S | 2007-02-16 | 2 | |||
| 9218 | 29322515 | W | 2007-08-17 | 278 | 250 | ||
| 501146 | 29322515 | W | 2008-07-29 | 159 | |||
| 501289 | 29322515 | S | 2009-02-17 | 1 | |||
| 501311 | 29322515 | W | 2009-08-21 | 66 | |||
| 502273 | 29322515 | W | 2010-07-27 | 138 | |||
| 503917 | 29322515 | W | 2011-08-10 | 1 | |||
| 503120 | 29322515 | W | 2012-08-27 | 254 | 250 | ||
| 503174 | 29322515 | S | 2013-02-22 | 2 | |||
| 503840 | 29322515 | W | 2013-08-22 | 112 | |||
| 505373 | 29322515 | W | 2014-08-15 | 88 |