on sale via mapstore, this map shows the altitudes of the region of ilha grande. 

published by bahia.ws, this map shows the boat route from angra dos reisto vila de abrão.

published by mapstore, the mapa das áreas legalmente protegidas do município de angra dos reis (map of angra dos reis protected areas) shows in detail the protected areas on ilha grande.

published by mapstore, the mapa da declividade do relevo do município de angra dos reis (declivity map for angra do reis) shows a variety of geological, ecological, and hydrological data for the region.