Ocean Monument Past a Sunflower Plains Coastline — Java 26.3

A sunflower plains start with ocean at its edge and a monument about 850 blocks north.

Top-down 2D biome map centred on the spawn marker in sunflower plains, with markers for the ruined portal, shipwreck, ocean monument, ancient city and surrounding ocean and forest biomes.
Java 26.3 Edition Java Spawn -376, 520 Biome Sunflower Plains Structures 4
Cherry GroveBirch ForestDark ForestFlower ForestForestGroveOceanOld Growth Birch ForestPlainsSnowyOcean MonumentRuined Portal
Open in the seed map →
Seed -7551719062177011315

Copy it into Minecraft 26.3 (Java).

The headline here is the Ocean Monument, about 851 blocks north of spawn at (-240, -320). You start in Sunflower Plains with ocean patches roughly 64 blocks away, so water is close. A ruined portal sits about 249 blocks south, and a shipwreck about 351 blocks north-east. Dark Forest takes up 16% of the surrounding area, and an Ancient City lies about 1081 blocks south at (-336, 1600).

Structures near spawn
Ruined Portal ↓ S -400, 768 249
Shipwreck ↗ NE -144, 256 351
Ocean Monument ↑ N -240, -320 851
Ancient City ↓ S -336, 1600 1081
💎 Diamonds, open to a cave ← W -386, 517 Y -16 10
💎 Diamonds, dig down ↗ NE -375, 519 Y -34 1
Biome mix near spawn
Ocean 23%
Dark Forest 16%
Plains 13%
Forest 7%
Deep Ocean 6%
River 5%
Flower Forest 4%