| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 30 | 34081821 | S | 1992-01-16 | 15 | |||
| 87 | 34081821 | W | 1992-06-26 | 3 | |||
| 116 | 34081821 | S | 1993-01-18 | 1 | |||
| 173 | 34081821 | W | 1993-07-19 | 5 | |||
| 468 | 34081821 | S | 1995-01-09 | 2 | |||
| 566 | 34081821 | W | 1995-07-10 | 2 | |||
| 700 | 34081821 | S | 1996-01-15 | 6 | |||
| 1089 | 34081821 | W | 1997-07-03 | 2 | |||
| 2478 | 34081821 | W | 1998-07-02 | 10 | |||
| 2746 | 34081821 | S | 1999-02-04 | 19 | |||
| 2888 | 34081821 | W | 1999-07-08 | 62 | |||
| 3164 | 34081821 | S | 2000-02-03 | 20 | |||
| 3435 | 34081821 | W | 2000-07-13 | 13 | |||
| 3896 | 34081821 | S | 2001-02-01 | 6 | |||
| 3954 | 34081821 | W | 2001-07-11 | 4 | |||
| 4202 | 34081821 | S | 2002-01-24 | 5 | |||
| 4478 | 34081821 | W | 2002-07-04 | 3 | |||
| 4800 | 34081821 | S | 2003-02-06 | 2 | |||
| 5507 | 34081821 | S | 2004-01-15 | 1 | |||
| 6027 | 34081821 | W | 2004-07-01 | 2 | |||
| 6715 | 34081821 | W | 2005-07-14 | 1 | |||
| 8076 | 34081821 | S | 2006-02-09 | 2 | |||
| 8495 | 34081821 | W | 2006-07-20 | 2 | |||
| 9109 | 34081821 | W | 2007-07-12 | 14 | |||
| 9443 | 34081821 | S | 2008-02-14 | 11 | |||
| 94696 | 34081821 | W | 2008-07-10 | 6 | |||
| 501395 | 34081821 | W | 2009-08-13 | 8 | |||
| 501675 | 34081821 | S | 2010-02-11 | 10 | |||
| 501550 | 34081821 | W | 2010-07-08 | 12 | |||
| 505881 | 34081821 | W | 2016-09-01 | 18 |