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Mangrove Swamp Spawn with Lush Caves Underfoot

🔥 Nether Fortress

You spawn in a Mangrove Swamp with lush caves directly below, and Trial Chambers are less than 300 blocks away.

An overhead view of a diverse landscape featuring a large blue ocean, green forests, and a sandy savanna-like area. A small red spawn marker indicates the starting point on a green, forested landmass near the water.
3D fly-over of the world around spawn, rendered from the seed. Click to open it in the interactive 3D map.
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Version
Java 26.2
+11
26.226.1.226.1.126.11.21.111.21.101.21.91.21.81.21.71.21.61.21.51.21.4
Spawn
-56, 248
Spawn biome
Mangrove Swamp
Seed 469585056315255319

You spawn directly in a Mangrove Swamp at (-56, 248), with an Amethyst Geode just 10 blocks away. Underneath your feet, 4% of the cave layer consists of lush caves, offering a unique early-game resource. For adventure, Trial Chambers are a reasonable trek at about 286 blocks away.

What you land in

You appear at y=62 in a Mangrove Swamp, surrounded by the distinctive trees and muddy waters of this biome.

Structures nearest to spawn

The closest structure is an Amethyst Geode just 10 blocks from spawn. A Mineshaft is also nearby at 118 blocks, and a Ruined Portal is 188 blocks away. Trial Chambers are found at about 286 blocks.

StructureCoordinates (X, Z)Blocks from spawn
💜 Amethyst Geode ↑ N-55, 238 10
⛏️ Mineshaft ↗ NE48, 192 118
🌋 Ruined Portal → E128, 288 188
⚓ Shipwreck ↖ NW-192, 16 269
⚔️ Trial Chambers ← W-336, 304 286
🌊 Ocean Ruin ↗ NE176, 16 328
💰 Buried Treasure ← W-455, 377 419
🏘️ Village → E560, 256 616
🏚️ Ancient City ↓ S64, 1,584 1,341
🏺 Trail Ruins ↑ N96, -1,376 1,631
🔱 Ocean Monument ↙ SW-1,440, 1,216 1,689
🗿 Jungle Temple ↗ NE1,056, -1,296 1,903
❄️ Igloo ↖ NW-960, -1,488 1,957
🗼 Pillager Outpost ↗ NE1,840, -1,216 2,395
🐪 Desert Pyramid ↗ NE2,256, -912 2,587
⛲ Desert Well ↗ NE2,370, -1,011 2,733
🧿 Stronghold ↘ SE996, 900 1,238

Nearest instance of each type inside a 5,000-block box centred on spawn. Coordinates are the structure's origin; ancient cities and mineshafts sit far below the surface.

Biome mix around spawn

Your immediate surroundings are a Mangrove Swamp, with Lukewarm Ocean and Forest biomes each about 32 blocks away. A small patch of Jungle biome is reachable at 64 blocks, and Windswept Savanna begins about 96 blocks from spawn. Lush caves make up 4% of the underground.

BiomeShareNearest patch (blocks)
Lukewarm Ocean 20.8% 32
Savanna 12.8% 346
Deep Lukewarm Ocean 12.1% 160
Ocean 11.6% 608
Forest 10% 32
Plains 9.8% 202
River 5.6% 64
Mangrove Swamp 5.5% 0
Beach 4% 45
Jungle 1.8% 64

Surface biome sampled on a grid across a 2,048×2,048 block box centred on spawn. Biomes under 1% share are omitted, except the biome you spawn in.

Is this seed for you?

Exploration, with lush caves underfoot and a quick route to Trial Chambers.

Worth it for

  • Mangrove Swamp spawn offers unique wood and mud blocks immediately.
  • Lush caves are present directly beneath the spawn area.
  • Trial Chambers are relatively close for early-game challenges.

Worth knowing

  • No villages or strongholds are particularly close to spawn, requiring a significant journey.
  • Rare biomes like Cherry Grove and Old Growth Birch Forest are over 1000 blocks away.

More Trial Chamber seeds

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