Gabro Media’s Old Rowboat is often used as a goto free boat.
This free package contains an old wooden rowboat with paddles, and additionally, a tarp covered version so the boat can be used as a set dressing element in any exterior scene.
Materials in the package use PBR texture maps. Resolutions and layout:
– Boat 4096×4096
– Tarp cover and paddle share a 2048×2048 res texture set.
Vertex count info: Boat (1.964), Paddle (304), Tarp (and visible boat bottom, 997).
https://assetstore.unity.com/packages/3d/vehicles/sea/old-rowboat-31917