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Field Report · v1

Bone Fields Caves

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The Bone Fields Caves are a dark, small cave system located in the Lost River biome. Accessed through ceiling holes, they feature unique Cave Coral, Gel Sacks, and various mineral deposits.

Last refreshed May 18, 2026

Bone Fields Caves

Lost River Caves Infobox

PropertyValue
TypeCave
Depth Range610 - 730 metres
MusicBone Fields
BiomeLost River

The Bone Field Caves are a small cave system accessed through holes in the ceiling of the Lost River's Bone Fields.

Description

The Bone Fields Caves are mostly shrouded in darkness, poorly illuminated by flora and coral, and do not host a lot of fauna. Gel sacks are occasionally found scattered in these caves, along with an exclusive type of coral unofficially known as "Cave Coral" growing here.

Resources and Fauna

  • Diamond
  • Gel Sack (Large Gold Deposit, Large Lithium Deposit)
  • Magnetite
  • Nickel Ore
  • Ruby
  • Spinefish
  • Shoal of Fish

One of the entrances to the caves system One of the entrances to the caves system

Overview in one of the Bones Field Caves Overview in one of the Bones Field Caves

The cave's opening above the Bones Field The cave's opening above the Bones Field

"Cave Coral" found in the Bone Fields Caves "Cave Coral" found in the Bone Fields Caves

More "Cave Corals", growing next to glowing seagrass More "Cave Corals", growing next to glowing seagrass

A Shoal of Spinefish next to a Gel Sack in the caves system A Shoal of Spinefish next to a Gel Sack in the caves system

Trivia

The corals found in the Bone Fields Caves were originally planned to be grown on Reefback Leviathans. The models were later repurposed to be used in the Lost River.

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