Osprey

White ring with a black four alpha-numeric code.

note 1 : code is letter above a letter and a number above a number.

note 2 :  

Dark-green ring with a white two numeric code (on one leg) and metal ring (on other leg).

note 1 :

Dark-green ring with a white two alpha code (on one leg) and metal ring (on other leg).

note 1 :

Dark-green ring with a white two alpha-numeric code (on one leg) and metal ring (on other leg).

note 1 : alpha-numeric can be letter/number or number/letter.

note 2 :

Blue ring with a white three alpha-numeric code (on right tarsus).

note 1 : starting letter E from Emirates.

note 2 : sub-engraving : EAD.GOV.AE.

note 3 :

Red ring with a white three alpha code (on left leg) and metal ring (on right leg).

note 1 : birds ringed since 2024.

note 2 : all fist letters but not P and B.

note 3 :

Red ring with a white three alpha-numeric code.

note 1 :

Orange ring with a black three alpha code, last letter "I".

note 1 : orange rings used in 2022, 2023 and 2024 have three letters of which the last is a capital I. All rings are read from top down the ring. Ex: AAI, ABI, ACI, ZSI, ZYI etc

note 2 : some rings have a "dot" after two letters or between a letter and a number, or vice versa, or after two numbers. Ex: BA dot, F dot 3, 5 dot V, 44 dot. See also https://cr-birding.org/node/926

note 3 : French c-rings have always been orange (like the fruit). The codes are always black on orange rings. Orange rings may sometimes be seen as red rings at long distances. Red rings always have white code inscriptions.

note 4 : 

White ring with a black two numeric code.

note 1 : used numbers : 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.

note 2 :

Orange ring with a black two alpha code (on right tarsus).

note 1 :