Dark green ring with a white three alpha-numeric code, starting 3 or 4 (number/letter/letter) (on left leg) and BTO/metal ring (on right leg).
note 1 : birds ringed in County Cork.
note 2 :
Red ring with a white three alpha code, starting letter "F" or "H" (on left leg) and metal ring (on right leg).
note 1: birds ringed Hampshire, UK.
White ring with a black three alpha code,starting with J, T, V or Z.
note 1 : birds ringed in Glamorgan, Wales.
Red ring with a white three alpha code, starting letter V, X or Z (on left leg) and metal ring (on right leg).
note 1 : birds ringed in Northamptonshire, UK.
Dark-blue ring with a white 3 alpha-numeric code, starting letter T, V, X or Z (on left leg) and metal ring (on right leg).
note 1 : birds ringed near Tayside, Scotland.
Dark-blue ring with a white 3 alpha code, starting letters T, V, X or Z (on left leg) and metal (on right leg).
White ring with a black three alpha-numeric code, starting "7" ("7"/letter/letter) (on left leg) and BTO metal (on right leg).
note 1 : birds ringed County Dublin, Ireland.
White ring with a black three alpha code, starting letter "T" or "V" (on either) and BTO metal (on opposite leg).
note 1 : birds ringed Glamorgan, Wales, UK.
White ring with a black three alpha code, starting letter "P" or "S".
note 1 : birds ringed Isle of Wight, UK.
Orange ring with a black 3 alpha code (on left leg) and metal ring (on right leg).
note 1 : birds ringed in Leicestershire, UK.