The Bay of Saint-Augustin is located on the southwestern coast of
Madagascar
Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...
in the region of
Atsimo-Andrefana
Atsimo-Andrefana is a region of Madagascar. It borders Menabe in north, Amoron'i Mania and Haute Matsiatra in northeast, Ihorombe and Anosy in east and Androy in southeast. The capital is Toliara and the population was 1,799,088 in 2018. Atsimo ...
at the
Mozambique Channel
The Mozambique Channel (french: Canal du Mozambique, mg, Lakandranon'i Mozambika, pt, Canal de Moçambique) is an arm of the Indian Ocean located between the Southeast African countries of Madagascar and Mozambique. The channel is about long ...
. This bay is the mouth of the
Onilahy River
Onilahy is a river in Atsimo-Andrefana and Anosy (Toliara Province), southern Madagascar. It flows down from the hills near Betroka to the Mozambique Channel. It empties at St. Augustin (), and into the Bay of Saint-Augustin.
Two species of c ...
at a distance of 35 kilometres south of
Toliara
Toliara (also known as ''Toliary'', ; formerly ''Tuléar'') is a city in Madagascar.
It is the capital of the Atsimo-Andrefana region, located 936 km southwest of national capital Antananarivo.
The current spelling of the name was adopted ...
.
{{List of African seas
Saint-Augustin, Bay of
Atsimo-Andrefana
Pirate dens and locations