| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 43 | 28043227 | S | 1992-01-18 | 254 | 250 | 125 | 190 |
| 88 | 28043227 | W | 1992-07-04 | 220 | 125 | 190 | |
| 143 | 28043227 | S | 1993-01-09 | 32 | |||
| 206 | 28043227 | W | 1993-08-10 | 300 | 250 | 125 | 190 |
| 378 | 28043227 | W | 1994-07-09 | 112 | |||
| 495 | 28043227 | S | 1995-01-14 | 65 | |||
| 625 | 28043227 | W | 1995-07-15 | 146 | 125 | ||
| 913 | 28043227 | W | 1996-07-13 | 280 | 250 | 125 | 190 |
| 1015 | 28043227 | S | 1997-01-19 | 65 | |||
| 2049 | 28043227 | W | 1997-07-12 | 21 | |||
| 2636 | 28043227 | W | 1998-07-12 | 116 | |||
| 2984 | 28043227 | W | 1999-07-25 | 85 | |||
| 3387 | 28043227 | W | 2000-07-22 | 1 | |||
| 3890 | 28043227 | S | 2001-01-13 | 2 | |||
| 4068 | 28043227 | W | 2001-07-14 | 7 | |||
| 4602 | 28043227 | W | 2002-07-13 | 29 | |||
| 5208 | 28043227 | W | 2003-08-11 | 924 | 250 | 125 | 190 |
| 5950 | 28043227 | W | 2004-07-08 | 569 | 250 | 125 | 190 |
| 6247 | 28043227 | S | 2005-01-29 | 127 | 125 | ||
| 6694 | 28043227 | W | 2005-07-23 | 462 | 250 | 125 | 190 |
| 8176 | 28043227 | W | 2006-07-25 | 1026 | 250 | 125 | 190 |
| 94197 | 28043227 | O | 2007-05-10 | 3400 | 250 | 125 | 190 |
| 9030 | 28043227 | W | 2007-08-03 | 3801 | 250 | 125 | 190 |
| 500041 | 28043227 | S | 2008-03-07 | 176 | 125 | ||
| 500388 | 28043227 | W | 2008-07-14 | 1864 | 250 | 125 | 190 |
| 500851 | 28043227 | S | 2009-01-21 | 27 | |||
| 501922 | 28043227 | S | 2009-07-20 | 1254 | 250 | 125 | 190 |
| 501921 | 28043227 | O | 2010-03-04 | 1254 | 250 | 125 | 190 |
| 502135 | 28043227 | W | 2010-08-04 | 1254 | 250 | 125 | 190 |
| 503260 | 28043227 | S | 2011-01-31 | 589 | 250 | 125 | 190 |
| 503259 | 28043227 | W | 2011-08-29 | 586 | 250 | 125 | 190 |
| 503255 | 28043227 | S | 2012-02-08 | 291 | 250 | 125 | 190 |
| 502521 | 28043227 | W | 2012-07-31 | 1120 | 250 | 125 | 190 |
| 503256 | 28043227 | W | 2013-08-19 | 45 | |||
| 505088 | 28043227 | S | 2014-02-04 | 11 | |||
| 506454 | 28043227 | S | 2015-02-04 | 148 | 125 | ||
| 505225 | 28043227 | O | 2015-06-09 | 575 | 250 | 125 | 190 |
| 506309 | 28043227 | S | 2016-02-02 | 60 | |||
| 506374 | 28043227 | S | 2017-01-20 | 200 | 125 | 190 | |
| 507057 | 28043227 | S | 2018-02-08 | 1113 | 250 | 125 | 190 |
| 510846 | 28043227 | O | 2020-02-14 | 65 | |||
| 510982 | 28043227 | O | 2024-11-01 | 40 |