The Basilsky of Nath in Westeros

The mysterious island of nath known to the ancients as the isle of butterflies so it's been called that for a long time which makes sense in our episode on the basil skies. The other small islands west of sothorios there's a mother like tiny islands that you can see on the map they don't have names i was kind of wonder what's up with those if they're also filled with nasty diseases or basilisks or something certainly if they have basilisks they should be part of the basiliskiles  i mean come on it's there right there i mean but who knows what they have on them and i wonder too like it really fills me with whenever i see