JAVA 26.3 · VERIFIED IN GAME

Ocean monument between a mushroom island and a desert coast

Page updated October 4, 2026

An ocean monument in shallow turquoise water, with a mushroom island to the west and sandy desert and badlands shores to the east.

Ocean monument

Ruined portal

Trial chambers

Mushroom fields

Island

Ocean

Screenshots

Ocean monument in shallow turquoise water in front of sand dunes and orange badlands terracotta on the shore — The monument from the west, with desert and badlands shores.From 26, 98, -144, facing east

Mycelium island covered in huge red and brown mushrooms with dirt cliffs dropping into the ocean — The mushroom island at -98, 63, -130.From -98, 98, -60, facing north

Shallow turquoise sea with seagrass, a mushroom island on the left and a sandy shore on the right — Looking north over the ocean portal site; the portal is on the sea floor.From 80, 98, 86, facing north

Cutaway of trial chambers with tuff brick walls, copper blocks and oxidized copper floors above a dark cave — The trial chambers under 0, 0, a cutaway taken from inside the rock.From 1, -25, -1, facing north

Select a screenshot to open it at full size.

Biome map

Open the Java 26.3 seed map

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Drag to pan, scroll or pinch to zoom. Select a marker to find it in the list.

The seed map shows this world’s biomes and predicted structures with its Java 26.3 model. Its markers are predictions, like the spawn facts. Only the Coordinates table was checked in game.

Seed

38756481678573377

Create a Java 26.3 world and enter this number exactly, including any minus sign. A seed recreates generated terrain, not player builds.

Coordinates

Each structure and biome was found at or near these coordinates in Java 26.3.

Location	X	Y	Z
Ocean monumentA prismarine monument under shallow turquoise water and seagrass, with sandy and badlands shores to the east.Ocean monument found at these coordinates	96	63	-144
Mushroom islandA wide mycelium island with dirt cliffs and many huge red and brown mushrooms, surrounded by ocean.Mushroom fields biome found at these coordinates	-98	63	-130
Ocean ruined portalThe portal lies on the sea floor at y 41 to 48, near a sandy shore, and shows only as a small pale shape through the water.Ruined portal found at these coordinates	80	63	16
Trial chambersTuff brick and copper halls with oxidized copper floors and copper bulbs, next to a deepslate cave. The structure spans y -32 to 22.Trial chambers found at these coordinates	0	-27	0

About this world

This ocean monument seed has a monument at 96, 63, -144 in shallow turquoise water. Its stepped prismarine outline shows clearly through the seagrass from above. A large mushroom island with huge red and brown mushrooms lies to the west, and to the east the coast is sand dunes, orange badlands terracotta and a grey stone hill.

The mushroom fields at -98, 63, -130 are about 195 blocks west of the monument. An ocean ruined portal lies on the sea floor at 80, 63, 16, about 160 blocks south of the monument, and trial chambers sit underground at 0, -27, 0, directly under the world's centre point.

How to get there

In Java Edition 26.3, choose Create New World, open the World tab and enter seed 38756481678573377.
Set Game Mode to Creative or turn Allow Cheats on, and press F3 to show your coordinates.
Run /tp @s 96 95 -144 to arrive above the ocean monument.
For the mushroom island, run /tp @s -98 95 -130. For the ocean ruined portal, run /tp @s 80 95 16 and dive to the sea floor.
The trial chambers are underground at 0, -27, 0. Switch to spectator with /gamemode spectator and run /tp @s 0 -27 0, or dig down in survival with torches or night vision.

Questions

How close is the mushroom island to the ocean monument?

About 195 blocks west. The monument is at 96, 63, -144 and the mushroom fields at -98, 63, -130. The island is in view from above the monument.

Where are the trial chambers on seed 38756481678573377?

Underground at 0, -27, 0, under the world's centre point. The structure spans y -32 to 22, so you reach it by digging down at X 0, Z 0.

Can you see the ocean ruined portal from the surface?

Barely. It lies on the sea floor at y 41 to 48 near 80, 63, 16 and shows only as a small pale shape through the water.

Does this ocean monument seed work on Bedrock?

We verified it only in Java 26.3. Bedrock and other Java versions may generate a different world from the same seed.

Verified in game

Verified in game in Minecraft Java 26.3 on 2026-09-29. We checked the listed locations and reviewed the in-game screenshots before publication. Verification covers the listed structures and biomes in that version only, not the world spawn, chest loot or other versions. About verified seeds

Spawn and nearest structures

Predicted with the seed map’s Java 26.3 model and not checked in game. Distances are measured from the estimated spawn.

Estimated spawn: X 208, Z -80
Surface height: About Y 66
Spawn biome: Desert

Nearest structures

Structure	X	Z	From spawn
Ocean monument	96	-144	129 blocks
Ruined portal	80	16	160 blocks
Ocean ruin	64	-192	182 blocks
Trial chambers	0	0	223 blocks
Shipwreck	96	-352	294 blocks
Buried treasure	393	-455	418 blocks
Trail ruins	368	-768	706 blocks
Abandoned camp	144	-896	819 blocks
Jungle temple	528	720	862 blocks
Ancient city	960	912	1,245 blocks
Pillager outpost	-1792	-480	2,040 blocks
VillageSavanna village	-1296	-1632	2,161 blocks
Igloo	2128	-1840	2,605 blocks
Witch hut	-832	-2800	2,912 blocks

No desert pyramid or woodland mansion within 4,096 blocks of spawn.

Nearest strongholds

Stronghold	X	Z	From spawn
Ring 1	1348	-476	1,207 blocks
Ring 1	-1292	-1036	1,779 blocks
Ring 1	-156	1860	1,974 blocks

Surface biomes within 1,024 blocks

Lukewarm Ocean 27%
Deep Lukewarm Ocean 24%
Jungle 16%
River 5%
Beach 4%
Warm Ocean 4%