Nosy Mangabe is a small island reserve located in Antongil Bay about 2 km (1.2 mi) offshore from the town of Maroantsetra in north-east Madagascar.

[3] British science fiction writer Douglas Adams visited the island searching for the aye-aye, for a radio programme and in one of his lesser known books, Last Chance to See.

[4] Nosy Mangabe is a 520 hectares (1,300 acres) island national park in Antongil Bay in the north-east of Madagasgar.

The island is covered in dense forest, has an altitude of 1,331 metres (4,367 ft) and the annual rainfall is 4,000 millimetres (160 in).

There are no permanent settlements on the island; a campsite with bathroom and kitchen facilities serves as a base camp for biologists, researchers and eco-tourists.