Eilean nan Deargannan

Eilean nan Deargannan (sometimes written as Eilean Deargannan) is a small island in Loch Lomond, in west central Scotland. It lies between Rowardennan (to the east) and Inverbeg.
Etymology.
The name is thought to mean "Island of fleas or sandhoppers" in Scottish Gaelic. It has euphemistically been suggested to come from "purple island" as well.