guaratiba itself derives from an expression from the tupi indigenous people translatable as 'gathering of birds', and truly shows one of the most unique sights of this region - the large flocks flying over the marshes.

these flocks can be gigantic, representing an amazing view for visitors and locals alike.

in the context of environmental preservation it should be noted that bom jardim is formed by a type of sandy salt-water terrain known as 'restinga'.