Mai Po scrape, 12 April 2013:
Bar-tailed Godwit, > 20% b/p, single yellow plastic ring with no alphanumerical, Mai Po scrape
Mai Po boardwalk same day:
Bar-tailed Godwit, yellow flag, DXE
Bar-tailed Godwit, yellow flag, JJV
Great Knot, yellow flag, VYR