| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 43 | 28043227 | S | 1992-01-18 | 1771 | 1250 | 625 | 750 |
| 88 | 28043227 | W | 1992-07-04 | 13173 | 1250 | 625 | 750 |
| 143 | 28043227 | S | 1993-01-09 | 2916 | 1250 | 625 | 750 |
| 206 | 28043227 | W | 1993-08-10 | 538 | |||
| 297 | 28043227 | S | 1994-01-22 | 25 | |||
| 378 | 28043227 | W | 1994-07-09 | 7233 | 1250 | 625 | 750 |
| 495 | 28043227 | S | 1995-01-14 | 3095 | 1250 | 625 | 750 |
| 625 | 28043227 | W | 1995-07-15 | 6 | |||
| 747 | 28043227 | S | 1996-01-21 | 40 | |||
| 1015 | 28043227 | S | 1997-01-19 | 35 | |||
| 2049 | 28043227 | W | 1997-07-12 | 257 | |||
| 2636 | 28043227 | W | 1998-07-12 | 764 | 625 | 750 | |
| 2984 | 28043227 | W | 1999-07-25 | 1361 | 1250 | 625 | 750 |
| 3387 | 28043227 | W | 2000-07-22 | 4 | |||
| 3890 | 28043227 | S | 2001-01-13 | 4 | |||
| 4068 | 28043227 | W | 2001-07-14 | 595 | |||
| 4602 | 28043227 | W | 2002-07-13 | 2505 | 1250 | 625 | 750 |
| 4850 | 28043227 | S | 2003-01-16 | 2845 | 1250 | 625 | 750 |
| 5525 | 28043227 | S | 2004-01-29 | 177 | |||
| 5950 | 28043227 | W | 2004-07-08 | 500 | |||
| 6247 | 28043227 | S | 2005-01-29 | 349 | |||
| 6694 | 28043227 | W | 2005-07-23 | 12458 | 1250 | 625 | 750 |
| 8176 | 28043227 | W | 2006-07-25 | 1160 | 625 | 750 | |
| 94197 | 28043227 | O | 2007-05-10 | 3335 | 1250 | 625 | 750 |
| 9030 | 28043227 | W | 2007-08-03 | 3974 | 1250 | 625 | 750 |
| 500041 | 28043227 | S | 2008-03-07 | 535 | |||
| 500388 | 28043227 | W | 2008-07-14 | 2472 | 1250 | 625 | 750 |
| 500851 | 28043227 | S | 2009-01-21 | 2227 | 1250 | 625 | 750 |
| 501922 | 28043227 | S | 2009-07-20 | 4289 | 1250 | 625 | 750 |
| 501921 | 28043227 | O | 2010-03-04 | 4289 | 1250 | 625 | 750 |
| 502135 | 28043227 | W | 2010-08-04 | 4289 | 1250 | 625 | 750 |
| 503260 | 28043227 | S | 2011-01-31 | 6366 | 1250 | 625 | 750 |
| 503259 | 28043227 | W | 2011-08-29 | 4900 | 1250 | 625 | 750 |
| 503255 | 28043227 | S | 2012-02-08 | 6210 | 1250 | 625 | 750 |
| 502521 | 28043227 | W | 2012-07-31 | 18087 | 1250 | 625 | 750 |
| 503261 | 28043227 | S | 2013-01-14 | 4888 | 1250 | 625 | 750 |
| 503256 | 28043227 | W | 2013-08-19 | 5687 | 1250 | 625 | 750 |
| 505088 | 28043227 | S | 2014-02-04 | 3896 | 1250 | 625 | 750 |
| 506453 | 28043227 | W | 2014-06-13 | 2581 | 1250 | 625 | 750 |
| 506454 | 28043227 | S | 2015-02-04 | 2840 | 1250 | 625 | 750 |
| 505225 | 28043227 | O | 2015-06-09 | 4248 | 1250 | 625 | 750 |
| 506309 | 28043227 | S | 2016-02-02 | 912 | 625 | 750 | |
| 506374 | 28043227 | S | 2017-01-20 | 7024 | 1250 | 625 | 750 |
| 507057 | 28043227 | S | 2018-02-08 | 5574 | 1250 | 625 | 750 |
| 510846 | 28043227 | O | 2020-02-14 | 2998 | 1250 | 625 | 750 |
| 510982 | 28043227 | O | 2024-11-01 | 3722 | 1250 | 625 | 750 |