Study of the population of pelicans (pelecanus occidentalis - pelecanus thagus) and their relationship with the fishery of the Carioca and Chulluype sectors - Santa Elena

Abstract

The study was conducted in the beaches of the Carioca and Chulluype that is characterized by being one of the areas of fisheries production in the region, due to its currents and upwelling of nutrients that enable the formation of pelagic stocks of commercial interest in the area, for this is proceeded to investigate population change of Pelecanus thagus and Pelecanus occidentalis, as well as their relationship during the landing of the species caught by using direct observation with sampling week in six stations; resulting in an average number of individuals per population in P . occidentalis with 9 %, and P. thagus with 91%, considering that the beach of Rio de Janeiro was where greater activity performed the pelicans by the arrival Of artisanal fishermen, mainly in the morning hours; applying the index of Simpson was obtained that P. thagus, is more dominant with relation of P .occidentalis in the stations of study.