Nosy Boraha , previously known as
Île Sainte-Marie (and still popularly known by travellers as such), is an
island off the east coast of
Madagascar, to which it belongs. The main town is Ambodifotatra. The island forms an administrative district within
Analanjirofo Region, and covers an area of 222 km
2. It had a population estimated at 26,547 in 2013.