Praia da Barra South has a very long sandy area, delimited to the North and South by jetties. Its waters are calm.The dune range widens as you walk from South to North.This beach is located at the narrowest point, approximately 300 meters wide, of the southern peninsula of the Ria de Aveiro.
https://www.playocean.net/portugal/ilhavo/praias/praia-da-barra-sul