According to modern historians, La Digue was first sighted by the French navigator Lazare Picault in 1742, but it was not until 1768 when it gained its name.
It is known with certainty only from the small granitic islet of Marianne Island (0,962 sqm) in the Seychelles about 6 km east of La Digue.
La Digue |
It is found on all the islands with amphibians, namely Mahé, Praslin, Silhouette, Ste. Anne, Curieuse, La Digue, Cerf, and Frégate.