| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 94332 | 33091804 | S | 1981-01-31 | 1 | |||
| 94334 | 33091804 | S | 1982-02-20 | 9 | |||
| 94336 | 33091804 | S | 1983-02-26 | 2 | |||
| 94340 | 33091804 | S | 1985-02-16 | 10 | |||
| 94345 | 33091804 | S | 1988-02-14 | 1 | |||
| 94347 | 33091804 | S | 1989-02-18 | 6 | |||
| 94349 | 33091804 | S | 1990-02-24 | 16 | |||
| 94351 | 33091804 | S | 1991-03-10 | 4 | |||
| 9903 | 33091804 | S | 1993-02-20 | 2 | |||
| 9904 | 33091804 | W | 1993-08-14 | 1 | |||
| 9913 | 33091804 | S | 1994-01-23 | 7 | |||
| 9907 | 33091804 | S | 1995-03-11 | 6 | |||
| 9909 | 33091804 | S | 1996-03-02 | 16 | |||
| 9911 | 33091804 | S | 1997-02-01 | 7 | |||
| 2244 | 33091804 | S | 1998-03-08 | 64 | |||
| 2843 | 33091804 | S | 1999-03-13 | 7 | |||
| 3895 | 33091804 | S | 2001-03-21 | 3 | |||
| 4762 | 33091804 | S | 2003-02-16 | 5 | |||
| 5487 | 33091804 | S | 2004-02-29 | 14 |