on this link we posted some of our pictures of joatinga beach, the trail, and the views of this area from the mirante da joatinga.

on this page, the instituto estadual do ambiente - inea, provides the bathing suitability of several beaches, including praia da joatinga. constantly updated, the red flags mean that swimming is not advisable, green flags mean waters are clean, and yellow flags suggest using own judgment. any of rio's beaches may have polluted waters within 24 to 48 hours following heavy rains.   

this link shows praia da joatinga on a wikimapia - the link as we present it is best seen using google chrome, as it might not open correctly with other browsers.