Common Kestrel

Yellow ring with a black three alpha code (on left leg) and metal ring (on right leg).

note 1 : used codes : starting letter "A" + Letter + Letter.

note 2 : birds ringed in Northamptonshire.

note 3 :

Dark Green ring with a white 2 numeric code (on left leg) and metal ring (on right leg).

note 1 : birds ringed in the UK; county Surrey.

note 2 :

Dark Green ring with a white 2 alpha code (on left leg) and metal ring (on right leg).

note 1 : birds ringed in the UK; county Surrey.

note 2 :

Brown (umber) ring with a white three alpha-numeric code : alpha - number - number.

note 1 : used code are : A01 - Z99.

note 2 :

Blue ring with three alpha-numeric code.

note 1 : used codes are : number / letter / letter 'X' or 'W' and number / number / letter 'X' or 'W' and 'number / letter 'X' or 'W' / number' and  number / letter 'X' or 'W' / letter, without 1XF and 1WF.

note 2 : project starts in 2022.

note 3 :

Combination of :
* metal ring (on left leg).
* yellow ring with a black two alpha-numeric code (letter/number) over red ring OR blue ring since nov. 2021 OR white ring (since dec. 2023) (on right leg).

note 1 : for the future the colours black (N) and dark-green (G) will be used.

note 2 :

Yellow ring with a black four alpha-numeric code, starting letter "K" followed by three numbers (on right leg) and metal ring (on left tarsus).

note 1 : project in conjunction with Taskent Wildlife Rehabilitation Centre, North Cyprus.

note 2 :

Yellow ring with a black three alpha code and metal ring (on other leg).

note 1 :

White ring with a black four alpha-numeric code, starting letter 'X' or letter 'V' and three numbers (on left leg) and metal ring (on right leg).

note 1 : used numbers are : X001-X499 and X500-X999.

note 2 : new used codes are : V001-V999.

note 3 :

Yellow ring with black three alpha-numeric code : letter followd by a bar "/" and two numbers.

note 1 : used codes are : A|00 to E|99.

note 2 :