I found a way to clip under the water/ river, posted it on Imgur
https://imgur.com/gallery/DcYEmbX

[Eruption Island, Squirrel Sanctuary] Found A Way To Clip Out Of Bounds.

Marcus_

Island Saver

Sandy Island

Xbox One

PlayStation 5

Sky_water

FireboyWR

sirmandudeguy87

tyhill111

USA / NTSC

No DLC

All Islands

Console

Platform

Was this run performed on a PC or Console? This is due to PC having a higher aiming sensitivity allowing for tricks that are not possible on console, among other things.

Archived Runs

New players guide

Sandy Island Huge Skip

Icecap Island Desert Skip

Eruption island skip

GreenTunic

JammySleet

Saurian64