| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 5 | 27403219 | S | 1992-02-02 | 27 | |||
| 51 | 27403219 | W | 1992-07-01 | 3 | |||
| 110 | 27403219 | S | 1993-01-23 | 17 | |||
| 225 | 27403219 | W | 1993-07-21 | 2 | |||
| 413 | 27403219 | W | 1994-07-28 | 4 | |||
| 582 | 27403219 | W | 1995-07-15 | 2 | |||
| 861 | 27403219 | W | 1996-07-16 | 29 | |||
| 957 | 27403219 | S | 1997-01-14 | 28 | |||
| 2340 | 27403219 | S | 1998-01-13 | 1 | |||
| 2613 | 27403219 | W | 1998-07-15 | 31 | |||
| 3001 | 27403219 | W | 1999-07-22 | 15 | |||
| 3636 | 27403219 | S | 2001-01-17 | 1 | |||
| 4695 | 27403219 | W | 2002-07-22 | 8 | |||
| 4858 | 27403219 | S | 2003-01-22 | 18 | |||
| 5545 | 27403219 | S | 2004-01-14 | 29 | |||
| 5958 | 27403219 | W | 2004-07-17 | 32 | |||
| 6365 | 27403219 | S | 2005-01-27 | 6 | |||
| 6605 | 27403219 | W | 2005-07-30 | 10 | |||
| 8665 | 27403219 | S | 2007-02-06 | 60 | |||
| 9037 | 27403219 | W | 2007-07-13 | 17 | |||
| 500053 | 27403219 | S | 2008-02-19 | 110 | |||
| 501345 | 27403219 | W | 2009-08-06 | 323 | 250 | ||
| 502169 | 27403219 | W | 2010-08-11 | 50 | |||
| 503322 | 27403219 | W | 2011-08-11 | 2 | |||
| 503324 | 27403219 | S | 2012-02-15 | 45 | |||
| 506315 | 27403219 | S | 2016-02-09 | 149 | |||
| 506452 | 27403219 | S | 2017-02-22 | 7 | |||
| 507727 | 27403219 | S | 2019-01-30 | 1 | |||
| 510973 | 27403219 | S | 2022-02-09 | 2 |