L' évolution des effectifs des reproducteus chez le puffin cendré Calonectris diomedea borealis de Selvagem Grande (30° 09 N, 15° 52 W) de 1992 a 1995

Abstract

A count made at the beginning of July 1995 on Selvagem Grande has shown the presence of 12,657 nests of Cory s Shearwaters containing an egg, which seems to correspond to a total number of about 36,000 breeders and to an increase of the breeding populatio