NESTING OF WATER BIRDS IN ENSENADA DE LA-PAZ, BAJA-CALIFORNIA-SUR, MEXICO (1992-1994)

Water birds nesting in Ensenada de La Pat were recorded from 1992 to 1 994. Thirteen nesting species were observed: Ardea herodias, Bubulcus ibis, Egretta rufescens, E. thula, E. tricolor, E. caerulea, Nyctanass a violacea, Nycticorax nycticorax, Eudocimus albus, Butorides striatus , Rallus limicola, Charardius wilsonia and Sterna antillarum. The most important nesting sites were the mangrove forests of El Conchalito an d CETMAR, where II species were recorded. A gradual decrease in the nu mber of nests of several species was observed.