Bolama is an administrative region in Guinea-Bissau, consisting primarily of the Bijagós Archipelago of the country's southern coast, together with a small coastal strip centred on the coastal town of São João. It has an area of 2,624 km2. Its capital is Bolama, on the island of the same name. It is a coastal region covered with Mangrove swamps, rain forest and tangled forest and receives an annual rainfall of more than 1,000 mm (39 in).