Resident Evil Village: Moreau's Area Reportedly Had Mermaids Before Big Reworks, Content Cuts - Game Informer

There was also a "slimy sorta Tyrant-like creature" that stalked you through the swamp as well.

Resident Evil Village was reportedly going to include mermaids

Resident Evil Village Had Mermaid Enemies at One Point, Leaker Says

Resident Evil Village - Game Informer

Resident Evil Village: Moreau's Area Reportedly Had Mermaids Before Big Reworks, Content Cuts - Game Informer

Resident Evil Village Reportedly Almost Had Mermaid Monsters

Once we believe in ourselves, we can risk curiosity, wonder, spontaneous delight, or any experience that reveals the human spirit - ART FLAIR

Moreau from Resident Evil Village : r/blender

Resident Evil Village: Moreau's Area Reportedly Had Mermaids Before Big Reworks, Content Cuts - Game Informer

Resident Evil Village Reportedly Almost Had Mermaid Monsters

Resident Evil Village Reportedly Almost Had Mermaid Monsters