Underwater Islands

Underwater Islands are an in-development feature that has not been fully implemented into the game yet. It is currently unknown how many of them will be in future versions of the game. It is also unknown if they will house any life forms.

They were first mentioned by the developers on Trello. The only known Underwater Islands in the experimental branch of the game are located at -33, -45, 581, and the Big Underwater Island at -140, -260, 980.

Resources

 * Unknown

Fauna

 * Brown Coral Tubes (to be implemented in a future update)

Flora

 * Unknown