Swifts

species:

Common Swift

scientific name:

Apus apus

notes:

White ring with a black 2 numeric code (left leg) and metal ring (right leg)

note 1 : used codes "number + number"

note 2 :

email sighting submit:

colour-ring type:

Legring : one, coded.

colour-ring colour (of the c-ring):

White [W]

colour-ring code (of the c-ring):

Two numeric code (2 numbers).

colour-ring position (of the c-ring):

Tarsus left.

countries where ringed:

Northern Ireland