From YPPedia

The Canis Archipelago lies on the Opal Ocean. Its layout is based on the position of the stars in the constellation Canis Major.

Islands

Armstrong-Insel - in place of Wezen Atchafalaya-Insel - in place of Adhara Immokalee-Insel - in place of Murzim Moultrie-Insel - in place of Aludra Sho-ke-Insel - in place of Muliphen Sirius-Insel - in place of Sirius Tumult-Insel - in place of Omicron-2 CMa

^ - denotes colonized

Map