Shearwaters

species:

Cory's Shearwater

scientific name:

Calonectris borealis

notes:

Yellow ring with a black two alpha code (on left tarsus) and metal ring (on right 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 2026.

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):

Two alpha code (2 letters).

countries where ringed:

Spain.