Questioner: May Allāh reward you. Some animals have specific names on land, such as sea pig, sea dog, sea donkey...

Shaykh Uthaymeen rahimahullah: ...Yes, and the sea-girl (mermaid). Yes, there exists a fish in the form of a female. The question...? Questioner: What is their ruling? Sheikh: Yes, everything is permissible to eat, even the sea-human. If you encounter one—a man, haha—yes, all of it is Halal. Do not worry; say Bismillāh. Questioner: Haha, okay.