The mermaid tag implies monster_girl, so you'd have to remove mermaid to remove it. I don't think this is common enough to unimply, and I wouldn't want to remove the mermaid tag.
Bloodletter said: The mermaid tag implies monster_girl, so you'd have to remove mermaid to remove it. I don't think this is common enough to unimply, and I wouldn't want to remove the mermaid tag.