P1: very precise localities, usually point UTM data P2: localities not exceeding 25 km2 P3: imprecise localities to which we assigned many cells
Documentos Azoresbioportal
Preliminary Report by the Royal Society for the Protection of Birds and the Universidade dos Açores on the Status, Distribution and Conservation of Garajau-Rosado (Sterna dougallii) and Garajau-comum (Sterna hirundo) in the Açores.
del Nevo, A., Dunn, E. K., Melo, F., Le Grand, G., Akers, P., Avery, M. I., Monteiro, L. R. (1990)
Non published study created on 2006-08-03, last modified on 2008-12-05
Supervisor: Administrador, validated on 2008-12-05