Eurasian Mew Gull

(Dark) Green ring with a white 4 alpha-numeric code (starting number "2") 

note 1 : several ringers participate(d) on the project : for details and direct contact information for the project leader, please, click on the following link or see below : 

https://app.bto.org/static/files/euring/Common_Gull_UK.pdf

Red ring with a white four alpha-numeric code (starting number "2")

note 1 : several ringers participate(d) on the project : for details and direct contact information for the project leader, please, click on the following link: 

https://app.bto.org/static/files/euring/Common_Gull_UK.pdf

Red ring with a white alpha numeric code : starting letter 'A'.

note 1 : birds ringed in N. Germany.

note 2 :

Red ring with a white four-alpha numeric code : starting letter 'A'.

note 1 : birds ringed in N. Germany.

note 2 : used codes AB00-AB99 are ringed in Belarus.

note 3 : 

Black ring with a white four alpha-numeric code , starting letter "R" followed by a letter and two numbers. 

note 1 : used codes are RA00-RA99 , RC00-RC99, ...

note 2 : used letters are : A, C, E, H, J, K, L, N, P, R, S, T, U, V, X.
 

Dark-green ring with a white four alpha-numeric code, starting letter "J".

note 1 :

White ring with a black four alpha-numeric code, starting letter "X"  ( X, number, number, letter).

White ring with a black four alpha-numeric code, starting letter "X"  ( X, letter, number, number).

note 1 : birds are ringed as chicks or breeding adults on the Baltic Sea coast in Mecklenburg-Vorpommern, or near Leipzig, Saxony, Germany.

note 2 : between 2013 and 2015 also some wintering birds were marked near Leipzig (Saxony, Germany).

note 3 : used codes "X" number / number "A"  till  "X" number / number "F" : contact : Rolf Nessing :  rones@t-online.de

note 4 :

Dark-green ring with a white four alpha-numeric code, starting letter 'H'. 

note 1 : letter 'H'/number/number/number.

Dark-Green ring with a white three alpha code (starting letter "H") (on left leg) and metal ring (on right leg).

note 1 :

White ring with a black four alpha-numeric code, starting letter 'M' followed by three numbers.

note 1 :