A mermaid is a legendary aquatic creature with the upper body of a human and the tail of a fish. In other folk traditions they can be benevolent, bestowing boons or falling in love with humans. Mermaids are associated with the Sirens of Greek mythology.
The water was icy cold, biting at her already chapped skin, and she could hardly make her fingers release their death hold on the rock. Yet time was of the essence; nothing but the tide could carry her away from this place and the tide waits for no man.