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Deep Grand Reef

Depth 426–576 mUndergroundHostile species 2

Whole depth range in reach of: Seamoth + Seamoth depth module MK3 · Prawn suit · Cyclops + Cyclops depth module MK1

Depth profile

Where each resource and creature spawns in the Deep Grand Reef, by depth (the middle 90% of its spawn spots).
  • Resources
  • Attacks you
  • Other fauna
Uraninite crystalUraninite crystal 419–583 m
≈183 loose
Gel sackGel sack 436–576 m
≈100 loose
DiamondDiamond 424–584 m
≈62 loose
Crabsquid eggCrabsquid egg 436–576 m
≈33 loose
TitaniumTitanium 437–581 m
From Titanium deposit
BoomerangBoomerang 429–591 m
≈831 in this biome
ReginaldReginald 437–567 m
≈422 in this biome
JellyrayJellyray 423–591 m
≈73 in this biome
WarperWarper 423–591 m
≈24 in this biome · attacks
CrabsquidCrabsquid 437–567 m
≈5 in this biome · attacks
Show as a table
NameFromToType
Uraninite crystal419 m583 mResources
Gel sack436 m576 mResources
Diamond424 m584 mResources
Crabsquid egg436 m576 mResources
Titanium437 m581 mResources
Boomerang429 m591 mOther fauna
Reginald437 m567 mOther fauna
Jellyray423 m591 mOther fauna
Warper423 m591 mAttacks you
Crabsquid437 m567 mAttacks you

Dangers

CreatureAttackDamageAlso hitsDepth here
CrabsquidBite40 / 4 svehicles, Cyclops, creatures437–567 m
WarperBite30 / 1 svehicles, creatures423–591 m

Creatures (5)

Boomerang≈831 random
Reginald≈422 random
Jellyray≈73 random
Warper≈24 random
Crabsquid≈5 random · 2 fixed

Resources & pickups (10)

Uraninite crystal≈183 looseGel sack≈100 looseDiamond≈62 looseCrabsquid egg≈33 looseMicroscope (non-functional)2 fixedFluid analyzer (non-functional)2 fixedCarry-all2 fixedSmall sample flask1 fixedSample analyzer (non-functional)1 fixedTitaniumFrom Titanium deposit

Landmarks (1)

Subnautica data: build 83031 (Oct 2025)