Aquatic Expansion Addon for Minecraft
Aquatic Expansion Addon is perfect for the Minecraft oceans! Adds various sea creatures to the oceans! Build the aquarium and the aquatic life will be…
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Aquatic Expansion Addon
Explore the depths of Minecraft’s oceans and seas with the Aquatic Expansion Addon! This addon features 10+ sea and ocean creatures that blend seamlessly into the game’s aquatic environments — from piranhas and manta rays to giant squid and orcas. It breathes life into oceans, rivers, swamps and deep-sea biomes, adding both passive and hostile species, new rarities, and biome-specific spawn rules.
Do you want to add new mobs in the Minecraft oceans? This addon is for you. Fill your oceans with life and discover new underwater ecosystems and behaviors.
Overview
- Many new fish and sea creatures across multiple rarities (Common → Mythical → Exotic).
- Biome-specific spawn rules (e.g., warm ocean, lukewarm ocean, rivers, jungle, swamp, deep ocean).
- New mechanics and events: Shark Hunts, Stingray Migrations, Fish Abundances.
- Cosmetic and legacy skins for anniversary events and community content.
Changelog
Updated on September 5, 2026
- Added 25 fish to the add-on update
- Added items that will be consumable anyway
- Improved spawn rule rates once again
- Next update planned: v1.3.4 - Rainbow Reef Update
- Added Scallop
- Added Leafy Seadragon
- Unique Abundance update started
- Next update: v1.3.3 - ???
- Added Orca
- Coconut crabs are now available
- Improved spawn rates again
- Added Arapaima, Tambaqui, Electric Eel
- Added new item: Spear
- Next updates: v1.3.1 Orca Update, v1.3.2 Unique Abundance Update
- Added Blue-Spotted Stingray (Common), Spotted Eagle Ray (Uncommon), Cownose Ray (Rare), Bull Shark (Legendary), Great White Shark (Mythical), and Vaquita (Exotic)
- Added new rarity: Exotic
- Sharks obtainable during Shark Hunts; Rays during Stingray Migrations
- Patch update and misc fixes
- Added Mahi Mahi, Anglerfish, Coelacanth, Colossal Squid, Oarfish, Flying Fish, Rabbit Fish
- Improved spawn rates and deep-ocean content
For full historical details (older patches, developer notes, credits, screenshots and videos), please refer to the main article body and the preserved spoilers above. Images and media are preserved in the article and each image remains in its own paragraph for proper formatting.
Credits & Notes: This addon is community-driven and inspired by multiple creators and concepts. Please respect the original authors and do not republish assets without permission.
- Edition: Minecraft Bedrock
- File type: .mcpack or .mcaddon
- How to install: Download the .mcpack or .mcaddon file. → Open it — Minecraft imports it. → In your world: Behavior Packs → Available → Activate, then the same under Resource Packs.
- Where to get it: In MCModsHub, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Bedrock addons & mods walks through it step by step.
- Pack type: .mcaddon — behaviour and resource pack in one file
- Manifest requires Minecraft 1.17.0 or newer
- Complete pack — everything it depends on is inside the file
- Download link checked 18 Jun 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.