Great Egret

Blue rings with a white 3 or 4 alpha code (starting letter 'I') (on tibia).

note 1 : used codes are IAA-IZZ to IZA-IZZ and IAAA-IAAZ.

note 2 : for marking scheme info. , please refer to : stefano.volponi@isprambiente.it

note 3 :

Black/yellow ring with a black/yellow 3 alpha-numeric OR 3 numeric code (on right tibia).

note 1 : used codes are P01-P99, R01-R99, 000-999.

note 2 : metal ring on left tarsus.

note 3 : used code NW(05R) has been used in Spain : contact Oficina Anillamiento EBD : < anillamiento@ebd.csic.es >

note 4 :

Yellow ring with black 3 alpha-numeric code (letter/number/number) (on right tibia) and metal ring (on left tarsus).

note 1 : used codes are A00-A99, B, C, E, H, J ...

note 2 : used letters are : A, C, E, H, J, K, L, M, N, S, T, V, W,Y, Z.

note 3 : sometimes white rings of the project : http://www.cr-birding.org/node/2955 turned yellow.

note 4 :

White ring with a black 3 alpha-numeric code (starting number '1').

note 1 : used codes can be : ex. '1xx' where x = numers or letter.

note 2 : code to be read from top to bottom.

note 3 : during 2006 and 2008 c-rings were placed on the right leg, the metal ring on the left leg (both on tibia).

note 4 : during 2007 and 2009 c-rings were placed on the left leg, the metal on the right leg (both on tibia).

note 5 : total amount of birds ringed in 2006 : 28 ; 2007 : 8 ; 2008 : 28 ; 2009 : 31. 

Red ring with a white 3 alpha-numeric code.

note 1 : used codes are : 
* letter-number-number
* number-letter-number
* number-number-letter
* letter-/-number-number (/ bar code) 

note 2 : ringing results are 2008:9; 2009:94; 2010:523; 2011:611; 2012:332; 2013:804

note 3 : https://maptia.com/kudich_zsirmon/stories/changing-fortunes-of-the-great...

note 4 :

White ring with 3 alpha-numeric code (starting number '5').

note 1 : used codes are : 5xx where ”xx” is a number or a letter.

White ring with a 3 alpha-numeric code (starting letter 'B')  (on one leg) metal ring (on the other leg).

note 1 : birds ringed during 2009.

note 2 : 7 chicks have been ringed in Camargue - France in 2009.

note 3 : the aim of the program is to obtain information on demographic parameters of this poorly known species and to study the breeding biology.

note 4 :

White ring with black 4 alpha-numeric code, starting with letter 'K', followed by 3 numbers (on tibia).

note 1 : used codes : K000-K900.

note 2 : first serie-codes alerady used in 2018.

note 3 :

White ring with a black 3 alpha-numeric code (XT5) (on tibia).

also white ring with a black 4 alpha-numeric code, starting with X followed by 3 numbers (on tibia)

note 1 : this type of rings belongs to the German Grey Heron project.

note 2 :