Antongil Bay

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Antongil Bay
Whales Antongil Bay - panoramio.jpg
Megaptera novaeangliae in Antongil Bay
Madagascar physical map.svg
Red pog.svg
Antongil Bay
Location Ambatosoa, Madagascar
Coordinates 15°45′00″S49°50′25″E / 15.75000°S 49.84028°E / -15.75000; 49.84028
River sources Antainambalana River
Ocean/sea sources Indian Ocean
Basin  countries Madagascar
Settlements Maroantsetra

Helodranon' Antongila (Bay of Antongila), more commonly called Antongil Bay in English, is the largest bay in Madagascar. This bay is on the island's east coast, toward the northern end of the eastern coastline of the island. It is mostly surrounded by the administrative region of Ambatosoa.

The bay is about 60 kilometres (37 mi) long and 30 kilometres (19 mi) wide. Forming the eastern edge of the bay is the Masoala peninsula. The island Nosy Mangabe and the town of Maroantsetra are situated at the northern end of the bay, while the southern end of the bay is near the site of the town of Mananara Avaratra and the mouth of the Mananara River.

Topographic map of Antongil Bay MadaBayEngl.png
Topographic map of Antongil Bay
View on Maroantsetra from the bay - Madagascar Vue sur les cotes de Maroantsetra depuis la mer - Madagascar.jpg
View on Maroantsetra from the bay - Madagascar