Carrion Crow

Yellow ring with a black two alpha-numeric code, starting '9' (on left leg) and metal ring (on right leg).

note 1 :

White ring with a black four alpha-numeric code, starting letter "Z"

note 1 : used codes are : Z000 to Z999.

note 2 : project in Vienna and Lower Austria, starting in 2024.

note 3 :

Combination of 2 c-rings (on left leg) : 1 c-ring with pit-tag attached, above metal (on right leg)

note 2 : colours used are : red, yellow, dark blue, white, pale blue and mauve

note 2 : birds ringed in Stirling, Scotland.

note 3 :

Yellow ring with a black two alpha-numeric code, starting '9' (on left leg) and green ring with pit-tag above metal (on right leg).

note 1 : birds ringed in Stirling, Scotland.

note 2 :

Yellow ring with a black two numeric code starting '9' (on left leg) and green ring with pit-tag above metal (on right leg).

note 1 : birds ringed in Stirling, Scotland.

note 2 :

Yellow ring with a three alpha-numeric code (letter "R" / number / number).

note 1 : later letter "R" / letter / number will be used.

note 2 :

Yellow ring with a black three numeric code (on left tarsus) and metal ring (on right tarsus).

note 1 : project started during 2015 in Paris (France) to study local survival and dispersal of these urban populations and only one bird 001 was ringed.

note 2 : used codes 002 -...  ; birds are ringed in Switserland.

note 3 :

Dark-green ring with a white three numeric code (on both tarsus) and metal ring (on left tarsus).

note 1 : project started during 2015 in Paris (France) to study local survival and dispersal of these urban populations.

note 2 : used codes 001-200.

note 3 :

Red ring with a white three numeric code (on both tarsus) and metal ring (on left tarsus).

note 1 : project started during 2015 in Paris (France) to study local survival and dispersal of these urban populations.

note 2 : used codes 001-200.

note 3 :

Yellow ring with a black 4 alpha-numeric code, starting letter 'E'.

note 1 : most birds are ringed at birdcare center 'De Wulp' (Den Haag, Netherlands); start of the project in 2018.

note 2 : used codes are E001-E999.

note 3 :