Shrikes

species: 
Great Grey Shrike
scientific name: 
Lanius excubitor
notes: 

Yellow ring with a three alpha-numeric code (first letter M followed by a two alpha-numeric code).

note 1 : birds are ringed in Mazovia Region, Poland.

note 2 : take care Southern Grey Shrike has seperate cr-projects.

note 3 : 

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Yellow [Y]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
colour-ring position (of the c-ring): 
Tarsus right.
countries where ringed: 
Poland.
First letter/number (of the c-ring): 
M