Mana is the primary producer of rice in French Guiana, which it exports to Suriname.

[3] Javouhey set out to build a viable community based on agriculture and invited black traders to settle,[7] which was not the white colony as the Ministry envisioned.

[3] In 1833, Governor Jean Jubelin [fr] visited Mana, and appreciated the efforts and progress.

Jubelin arranged for orphans to be sent to Mana and the establishment of a leper colony in Acarouany.

[3] On 15 October 1950, Sister Anne-Marie Javouhey was beatified by Pope Pius XII.