Common Blackbird

Light-green ring with a black three numeric code and metal ring (on other leg).

note 1 : used numbers are : 0 - 9.

note 2 : birds ringed since 2018.

note 3 : generally, PVC ring on left tarsus.

note 4 :

Light-green ring with a black three alpha code and metal ring (on other leg).

note 1 : used letters are : A, C, F, H, J, L, M, N, P, R, T, U, V, W and X.

note 2 : birds ringed since 2018.

note 3 : generally, PVC ring on left tarsus.

note 4 :

Combination of c-rings : metal ring above c-ring (red or yellow or white) (on left tarsus) and 2 c-rings (on right tarsus).

note 1 : used colours are :  red, yellow, light-green (lime), dark-green, pale-blue, dark-blue, orange, violet/mauve/purple , light-pink, tirquoise, dark-pink/carmine, black, white, brown, silver/grey and red/white : red/white stripes.

note 2 : 

Red ring with a white 3 alpha-numeric code (on left tarsus) and metal ring (on right tarsus).

note 1 : codes used M00-M99.

note 2 : birds ringed at Middlesex University, London, UK.

note 3 : 

Combination of :
* blue ring with a white two alpha-numeric code (on right leg).
* 1 or 2 c-ring (on right leg).
* metal ring and 1 or 2 c-ring (on left leg).

note 1 : the aim of this research is only to study the ALAN on the territoriality and philopatry in a local population.

note 2 : details of the scheme are :
* left leg : metal ring  from the Hungarian Bird Ringing Center over over a c-ring (plain red, green, pink, yellow, white).
* right leg : blue ring with a white two alpha code over 1 or 2 c-ring (plain red, green, pink, yellow, white).

note 3 : 

Combination of :
* dark-green ring with a white three numeric code (on left tarsus).
* c-ring over metal ring (on right tarsus).

note 1 : dark-green ring is for non-breeding birds.

note 2 :

Combination of :
* yellow ring with a black three numeric code (on left tarsus).
* c-ring over metal ring (on right tarsus).

note 1 : yellow ring is for breedign birds and chicks.

note 2 :  

Dark-green ring with a white three alpha code, starting letter 'C'.

note 1 : project starts during 2017.

note 2 : used letters are : A, B, C, D, F, G, H, J, K, L, M, P, S, T, V, X, Z.

note 3 :

Dark-green ring with a white three alpha-numeric code, starting letter 'C'.

note 1 : project starts during 2017.

note 2 : used letters are : A, B, C, D, F, G, H, J, K, L, M, P, S, T, V, X, Z.

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

note 4 :

Combination of 3 c-rings:
* 2 c-rings (on one leg).
* c-ring above metal ring (on other leg).

note 1 :