WreckGrand Reef

Grand Reef Wreck 1

751 m S · 197° · 246 m deep-270, -246, -780Show on map

Before you go

Doors

2× Locked door with no way to open it
2× Sealed door: cut it open Laser cutter

Reach it with

Seamoth + Seamoth depth module MK1
Prawn suit
Cyclops

Crush depths from the game's vehicle data. Depth guide

Fragments

87 random spawn spots here. Each spot rolls once when the area first loads; odds are for a new save.
Fragment	Unlocks	Spots	At least one	Expected
Prawn suit drill arm fragment	Prawn suit drill arm	54	>99%	5.2
Thermal Plant fragment	Thermal plant	47	99%	4.7
Scanner room fragment	Scanner room	47	99%	4.7
Moonpool fragment	Moonpool	47	98%	3.8
Prawn suit grappling arm fragment	Prawn suit grappling arm	10	93%	2.3

Data boxes

Repulsion cannonBlueprint

Cyclops docking bay repair moduleBlueprint

Cyclops depth module MK1Blueprint

PDAs and terminals

Corporate Profile: Torgal Corp.PDA

Bearing and distance are measured from the centre of the area where your lifepod lands (it lands at a random spot up to 400 m away). Bearings follow the in-game compass.

Subnautica data: build 83031 (Oct 2025)