 The island's irregular coastline approaches the mainland Machangulo peninsula at Ponta Torres where a tidal race separates the two headlands.In administrative terms Inhaca is a municipal district of the municipality of Maputo, while the Machangulo peninsula is included under the Lubombo Transfrontier Conservation Area and is part of the district of Matutuíne, Maputo Province.The island's dimensions are approximately 12 km (n-s) by 7 km (e-w).