Thrushes

species: 
Common Blackbird
scientific name: 
Turdus merula
notes: 

Combination of :
* black ring with a white letter code 'X' .

* 3 c-rings.

note 1 : black ring with white 'X' is the projectmarker.

note 2 : all rings on both tarsi.

note 3 : used colours are white, yellow, red, orange, black, lime (light-green) and blue.

note 4 : do pay attention and look very well for differences between red<->orange, blue<->green.

note 5 : 

email sighting submit: 
colour-ring type: 
Legrings : combination of one coded and uncoded rings.
colour-ring colour (of the c-ring): 
Black (Niger) [N]
countries where ringed: 
The Netherlands.
First letter/number (of the c-ring): 
X