Forge Mods for Minecraft Java
Browse 218 free Forge mods for Minecraft Java — popular picks include Olven's Deep End, Dweller Nautilus (Horror), Brine.
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Olven's Deep End
Adds NEW void-ocean content and progression to the depths of The End. New MOB: Eldermen, reputation+quest system, Special void vishing, fishing crates, rifts, teleporters, materials, legendary weapons, new stalking monster + More!
Dweller Nautilus (Horror)
This mod adds a new monster to the ocean. Nautilus Dweller Cursed Drowned Cursed Nautilus Shell and signs
Brine
Adding much more to the dark depths of the oceans

Pufferz
Want more aquatic animals & plants to fill your aquariums? Well then look no further!
DivineRPG Ocean Spawn Fix
Fixes the long outstanding problem of Ocean mobs from DivineRPG spawning 1000's ALL OVER
Useful Sharks
I added sharks because mojang won't
UnderDasea
A mod that aims to add life to the oceans.
Aqua
Deep sea creatures.
Ocean Giants
“Enhances the size and power of aquatic creatures from Alex's Mobs and Ben's Sharks to create epic sea battles.”
Dead World [Remake]
Four new dimensions, a lot of new creatures, new bosses and monsters to defeat in this mod to explore. From the oceans to the caves, you will find dangerous monsters and beatiful creatures.
bigfish: ripple
Expand vanilla fishing with new fish, attributes, collection records, bounties, QTE fishing, cooking, placeable food, exploration tools, and progression-focused aquatic gameplay.
Great White Shark
This mod adds simple great white shark
Marine biology
A mod that diversifies the oceans and adds several marine mammals from the cetacean family. Currently, the largest is the humpback whale. There is also a bowhead whale that you can ride. Smaller ones include the beluga whale, the pilot whale,
Leviathan
A new oceanic mob for Minecraft 1.20+
Sea eater: ocean horror
something unknown fell into the ocean
Sea Things
This mod make prismarite very good. Sea Things show you the power of Oceans, Guardians and etc.
Jeff The Landshark
Bring home Jeff the Landshark as a fully interactive companion with unique abilities, progression, collectibles, armor, weapons, blocks, and much more custom features.
Tek N Astra (Sea of Dreams)
This mod aims to add way more content to the game, especially post-Ender Dragon part of the game!
Aquaticworld
This mod adds 5 new creatures to diversify the oceans.The mod will also add 9 new structures and their prehistory.The mod is based on the game "Subnautica"
Sea Core Balance & Utilities
A balance and utility addon for Mine Mine no Mi and CartAddon, focused on cleaner PvP, reworked abilities, improved fruit terrain effects, bosses, crates, and server-friendly config tools.
Oh Can't You Sea
A mod that aims to improve the oceans of minecraft.
The Great Ring of Oceanus
A Revamped Ocean Monument is the Gateway to a New Deep Ocean Dimension!

StaffCraft: Evolution
StaffCraft: Evolution adds 10+ unique magical staffs with insane abilities. Freeze enemies, bend reality, summon meteors, control the ocean and more! Collect shards from mobs, craft powerful staffs, and battle friends in the arena with the /vs system. ⚔️
Depths Reborn
This mod adds the Nautilus. Work will also be done to add some aquatic mobs and mob votes, such as the crab and The Monster Of The Ocean Depths, as well as others.
Azúl
An all-new dimension featuring a gigantic ocean surrounding it, and its magnificent fauna—or perhaps just a simple fauna mod?
Sharks with Lasers
A minecraft mod for Evil villains that mean Business
Sea Urchin
This mod adds a sea urchin. Sea urchin can drop a item. A Item can be used for cooked sea urchin
Acuatic Practic
It's a mod with strange and funny aquatic beings.

Blue Oceans
Blue Oceans is a technology-adventure mod designed to enhance the player's gaming experience by incorporating real-life items.It also includes some magical items.
All About Engie Sharkos
Sharkos, they're a mix breed. What could be awaiting our journey?
Travis's Oceanic Biomes
Adds more oceanic biomes to your world!
Misanthrope Gas Engine
Atmospheric simulation, simulating gas pressure, all real life gasses, real thinning atmosphere, and reworked breathing to reflect, this affects all non-aquatic mobs
Tidemark Additions
Minecraft mod for Forge that adds a few aquatic features: two new mobs, new armor and tool sets, items, effects, and achievements
Seals OG
Friendly semiaquatic marine mammal!
Remove Armor Enchant 实用附魔与爱的魔药
Added a few powerful enchantments to the original version, helpful for combat and underwater exploration.本模组添加了两种附魔脱甲与炸塘,让你在战斗和环境破坏中有更多玩法。
Deep Blue A Bettas And Aquatics Addon Mod (1.20.1, 1.18.2) – Aquatic Creatures For Minecraft Oceans
Deep Blue A Bettas And Aquatics Addon Mod adding large ocean creatures to Minecraft’s seas. With sharks, whales, and other marine life, players can build massive aquariums or dive into the ocean to encounter new marine ecosystems. Features: Adds Great White Shark, Mako Shark, Hammerhead Shark, Whale Shark, Blue Whale, and Coelacanth. Introduces Krill & […]