Resumen de Activitats del Grup Català d'Anellament durant el període 1986-1990
This is the fifth report published by the Catalan Ringing Group which covers the period 1986-90. A grand total of 182.008 birds of 250 species have been ringed. The activities and most interesting data during these five years are analyzed, including special campaigns, species most ringed, longevity and new species ringed. A selected list of recoveries and controls are given.
