Swamp Island Survival is a release file of the Minecraft map Island Survival Seed, made for Minecraft 1.19-Snapshot, 1.0.0, 1.19. It was published on June 17, 2022 and is 15 MB in size. For the full description, screenshots and every other version, visit the Island Survival Seed map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.