Image as protective ward

Pal-Rai-Yuk

Its counter-measure is its own portrait: the creature recoils from its likeness, and so its image was painted on the bottoms of kayaks and umiaks, turning the hull itself into a ward.

Amabie

This instruction to reproduce and disseminate her image as a ward is the detail most tellings foreground, and it is what later gave the creature such a distinctive second life.