The uncertainty about the specific island is itself historically significant.

It reflects how poorly documented the colonial geography of the region was in the 1540s, how little official attention was paid to the specific details of what happened to Marguerite, and how much of her story we know only through the literary retellings that preserved some version of it rather than through official records.

Roberval’s Colony: What He Built While She Survived

While Marguerite was on her island, Roberval was pursuing the colonial mission for which he had been appointed.