The Three Princesses Of Whiteland

Andrew Lang was a Scots poet, novelist, and literary critic. He is best known as a collector of folk and fairy tales. Lang gave many of the tales their first appearance in English. 
Andrew Lang's Fairy Books — are a series of twelve collections of fairy tales. Each volume is distinguished by its own color. In all, 437 tales from a broad range of cultures and countries are presented. "The Three Princesses of Whiteland" is a Norwegian fairy tale. Andrew Lang collected it in The Red Fairy Book.
A fisherman caught nothing one day, and near evening, a head popped up from the water, to make a bargain for him: fish for what his wife carried under her girdle. When he returned home, his wife told him that she was pregnant and the baby was what he had offered. The king heard of their story and offered to raise their son when he was born, to protect him, but when the boy was grown, he begged to go with his father fishing for one day, and as soon as he set foot in the boat, it was dragged off to a far land…