Thank you Vicky.
Common Redshank:
MC - ringed 29-Apr-22 as adult; report only once by you last year in Apr-24.
NY, XT, Y5, K2 - last seen by you in March
PJ - ringed 2-Sep-22 as 1st winter bird; 11 reports from Mai Po and once in Shenzhen Futian; last seen in Feb-25
PY - ringed 28-Sep-22 as adult; 14 reports from Mai Po; last seen in Feb-25
Y8 - ringed 20-Sep-2020 as 1st winter bird; 34 reports from Mai Po and once at HK Wetland Park; last report in Mar-25.
NM - sorry we have not use this code on Common Redshank
YY - ringed 1-Nov-24 as adult; only reported once in Jan-25
Pied Avocet:
P9 - ringed 3-Jan-25 as 1st winter bird; reported once in Mar-25.
S0, T6, T7 are all rehabilitated birds from KFBG - S0 released in Feb-25 and T6, T7 released in Mar-25.
T1 - ringed 27-Feb-25 as 1st winter bird; you saw this bird at Nam Sang Wai in Mar.
blue over yellow - probably this same bird:
http://www.hkbws.org.hk/BBS/viewthread.php?tid=32272&extra=page%3D1
Common Redshank K2, PC, Y5, NY Pied Avocet B9, C2 are all last seen by you at Nam Sang Wai earlier
Common Greenshank V4 should be Marsh Sandpiper instead, seen by you at Nam Sang Wai in early Mar.
Common Redshank EA - ringed 10-Sep-2021 as adult; 15 records from Mai Po and once in Shenzhen Futian.
Katherine