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A mod focused on aquarium keeping and fish farming, as well as fish genetics and other utilities for all your aquarium-building needs!
When bucketing a fish you can see their common name, and additionally see their scientific name by pressing shift while hovering over the bucket.
For more information on future developments and additional help visit my Discord server!
The fish:
Spoiler
Featherbacks
Minnows
Catfish
Freshwater Sharks
Guppies
Arapaima
Pleco
Moony
Coelacanth
Gouramies
Daphnia
Brine Shrimp [Has a secret nametag skin related to one of the people working on the mod ;)]
Requires Geckolib.
Added support for Alex's Caves and Amendments.
CREDITS
VoidArkana (Co-Author, Coder and Artist)
Psalidodont (Co-Author and Main Artist)
DinoTazz Arts (Artist)
Ninni (Salty Music Disc)
MessySlimey (Fresh Music Disc)
How to Install Fintastic (Mod)
Fintastic by VoidArkana is verified for Forge, Neoforge across Minecraft versions 1.20.1, 1.21.1 (latest release: 1.21.1-3.3, file size: 10.3 MB). Follow the steps below to install it safely from ModCraft.tv:
- Click the Download button above and select your Minecraft version (1.20.1, 1.21.1) and platform (Forge, Neoforge).
- Make sure you have the compatible loader or environment installed for Forge, Neoforge.
- Move the downloaded Fintastic file into your Minecraft
.minecraft/modsfolder and launch the game.
All Versions
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[1.21.1-3.3] Fintastic 1.21.1-3.3
by VoidArkana on Jul 19, 2026
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# **CHANGELOG**
## Changes
## Changes
- Ported to Neoforge 1.21.1 (Thanks to CrispyTwig!)
- Added a Creative Tab to display all variants
- Adjusted the way Plecos detach from walls to avoid suffocations
- Adjusted boid AI
- Salmon now present Boids
[3.2] Fintastic 3.2
by VoidArkana on May 11, 2026
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# CHANGELOG
## Changes
## Changes
- Updated Chinese and Russian translations
- Fixed Zombie Aquarist villagers having a missing texture
[3.1] Fintastic 3.1
by VoidArkana on May 01, 2026
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# **CHANGELOG**
## Additions
## Changes
## Fixes
## Additions
- Added Stained Aquarium Glass of all 16 different dye colors
## Changes
- Reduced the default rate at which Hounen Fairy Shrimp will bonemeal plants around them, as well as adding a config to fine tune this feature
- Made Large Fish items not edible on their own
- Added XZ offsets for Lotus Pads
- Slightly reduced the size of large Lotus Pads
- Added all fish to the fish tag
- Renamed the advancement related to Gouramis
- Renamed all the Gouramis that had "Gorami" in their name into "Gourami"
- Updated Japanese translation
## Fixes
- Fixed Lotus plants dropping more than they should
- Fixed Lotus Pad loot table not working properly
- Fixed Dwarf Frogspawn having the wrong translation key
- Fixed water not rendering correctly when waterlogging Aquarium Glass Panes
- Fixed Guppy data not being stored and displayed correctly
[3.0] Fintastic 3.0
by VoidArkana on Apr 21, 2026
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# Changelog
## Additions
## Additions
- Added Copepods, a new mob that spawns in oceans and rarely in freshwater bodies as well. It can be used as food for fish as an ingredient for crafting Fish Feed. They come with three nametag eastereggs, "Plankton", "One Big Eye" and "Cyclops".
- Added Dwarf Frogs, a new type of frog rarely found in swampy biomes. They don't move much when they're fully grown and like to eat slime mobs and glowsquid. When they eat a glowsquid or a magma cube they'll leave behind a Dwarf Froglight.
- Added Dwarf Froglight, a new type of block that is a small version of Froglights. They come in 4 different colors; Pink, Yellow, Green and Red. They can be placed facing the 4 cardinal directions, and being attacked to the ceiling, wall or floor. They connect to one another if the colors match and the facing axis and connection type is the same, allowing for diverse decoration options.
- Added Fintastic Cod and Salmon, newly improved variants of Cod and Salmon that replace their vanilla counterparts. This can be adjusted using the mod's Config.
- Added Small Catfish, a new mostly bottom-dwelling fish with some variants that like to school with each other.
- Added Fishbowls, a block that functions like flower pots for aquatic plants. The plants that can go in it can be controlled using the tag "#fintastic:fishbowl_plants". Functions as the workstation for Aquarist Villagers
- Added the Aquarist Villager, a new villager profession in charge of buying and selling items relating to aquarium keeping.
- Added the Aquarium Shop village house, a new type of village house for the Aquarist Villager. The weight for each biome's Aquarium Shops can be adjusted in the mod's Config.
- Added 8 new paintings; "Can The Eel Come Out To Play", "Dry Town", "It's Dope", "Still Life", "Now Undead", "Paracheirodon", "Shooting Starfish" and "Vibrance", by Psalidodont
- Added a new random variant for Caulerpa
- Added Blue Hypnea, a new plant found within Red Algae clumps
- Added Mermaid's Tail, a new plant found within Green Algae clumps
- Added Lotus plant, a double block plant with up to 5 stages of growth. Lotus Plants can be sheared for Lotus Pads and Lotus Flowers if they have any on them. When bone-mealed they may grow one stage or add one flower to itself. More Lotus plants can be placed on it to add onto the stages or more Lotus Flowers can be placed when at a growth stage of 3 or more. When right-clicked with a shovel on the bottom part, they will yield Lotus Roots, destroying the plant in the process. They generate in swampy biomes alongside Lotus Flowers and Lotus Pads.
- Added Lotus Flowers, a new type of flower that can be placed on land or on the surface of water. You can place up to 3 of them in the same block. Crafts into pink dye.
- Added Lotus Pads, a new type of plant block that can be placed on land or on the surface of the water. They can be right clicked with a Lotus Flower to give it a flower on top. When placed next to another Lotus Pad or
[2.2] Fintastic 2.2
by VoidArkana on Oct 21, 2025
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Addittions
Changes
Fixes
- Added Blackline Tail Tetra, a new minnow variant that spawns in rivers
- Added transitions from normal to flop animation states for non-geckolib fish
- Added Chinese and Japanese translations courtesy of Oldazhai and Elinka47 respectively
- Added biome tags for all features so they can be configurated
Changes
- Tweaked blind cavefish spawns, they now only spawn in total darkness or in lush caves
- Made bala sharks and rainbow sharks spawn in jungles rather than rivers
- Made gouramies & minnows slower
- Renamed highfinned sharks to sharminnows
- Made stromatolite growths not instamineable without a tool
- Removed Hornwort from frozen rivers
Fixes
- Fixed Fishnets disappearing on use in survival
- Fixed Liverock boulders spawning above sea level
- Fixed Fossil stromatolites spawning on grass at certain Y levels, namely in superflat worlds
[2.1] Fintastic 2.1
by VoidArkana on Aug 13, 2025
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- Fixed a crash with Mob AI Tweaks
- Fixed 3 spotted Gouramies not being breedable with each other
- Fixed Fishnet use in creative; using a fishnet on a mob will now add a new fishnet item with the respective mob to your inventory and using a full fishnet will no longer revert the item to an empty fishnet.
[2.0] Fintastic 2.0
by VoidArkana on Aug 01, 2025
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# **Fintastic 2.0 - The Intermission Update**
## Fixes and changes
## Additions
## Fixes and changes
- Fixed minnows crashing when trying to spawn.
- Fixed arapaimas being bucketable when adults, causing a crash.
- Removed duplicate vanilla music to make the file smaller.
- Breeding fish now count towards the Parrots and the Bats advancement.
- Reworked Arapaimas, they are now able to crawl on land, the babies can be bucketed and follow adults, and the adults can be milked when right clicked with an empty bucket. The also have new models, textures and animations.
- Reworked Minnows, adding new variants with brand new models and animations.
## Additions
- Added Moonies, a small salt-water fish that school with a newly implemented boid system.
- Added Coelacanths, an elusive fish that spawns very rarely in Warm Oceans and a bit more commonly in the depths of Deep Lukewarm Oceans. Their eyes glow when it's dark enough. Adults can only be transported in Fishnets, but babies can be bucketed.
- Added Gouramies, a curious fish that spawns in Swamp biomes. They like going up to the surface for air every once in a while. They are also curious by nature and like poking around underwater decorative plants like Hornwort or any of the new plants added in this update. Croaking Gouramies produce an idle sound similar to their real life counterparts. Adult Giant Gouramies can only be transported in Fishnets, but babies and every other variant can be bucketed.
- Added Stromatolites patches, a new feature that generates in beaches right next to water. These patches have 3 new blocks; Stromatolites, Stromatolite Growths and Stromatolite Blocks. Stromatolite Blocks can be turned into bricks and its respective block variations (stairs, slabs, walls), as well as being able to be cut in a Stonecutter to obtain Cut Stromatolite Blocks. Stromatolites and Stromatolite Growths can be waterlogged.
- Added Fossilized Stromatolite patches, a new feature that generates near deepslate. These patches are similar to their live counterparts aside from the fact they don't generate near water and there's no bricks associated with them. Stromatolites and Stromatolite Growths can be waterlogged.
- Added Live Rock boulders, a new feature that generates in Warm Oceans. There's two variants; Red Algae-Covered Porous Live Rock Boulders and Green Algae-Covered Coraline Rock Boulders. Live Rock both Coraline and Porous has to be in contact with water in order to survive, as well as be mined with Silk Touch, otherwise they turn into Dry Live Rock. Live Rock blocks with algae on top of them can be right clicked with Shears to obtain the carpet. You can also right click them with Bone Meal to spread algae to their respective blocks.
- Added Algae blocks and carpets, blocks can be crafted with 4 carpets and viceversa. Full Algae blocks can be right clicked underwater to make them grow in patches, replacing weaker blocks similarly to how Moss patches grow. When growing Green Algae can generate Green Algae Carpets, Sea Gra
[1.5] Fintastic 1.5
by VoidArkana on Jan 24, 2025
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- Fixed a crash when spawning mobs
- Slightly lowered fish spawns
[1.4] Fintastic 1.4
by VoidArkana on Nov 28, 2024
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- Adjusted fishing loot table rates yet again
- Fixed sugar aquarium glass recipe
- Added aquarium glass blocks to the Impermeable block tag
- Add raw fish to the raw fish forge tag (Farmer's Delight Compat)
- Added tooltips to fish feed and fishnets
- Made Arapaima not despawn when right clicked with a fishnet
- Fishnets set bucketable fish to be "from bucket" so they don't despawn
- Fixed Fishnet item not having the right texture when dropped as an item
- Added Spanish Translation support
[1.3] Fintastic 1.3
by VoidArkana on Nov 01, 2024
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- Fixed Aquarium Glass Pane item size
- Fixed water face occluding when Aquarium Panes are not facing towards it
- Lowered loot rates from fishing
- Tweaked recipes
- Removed tinted aquarium glass glow
[1.2] Fintastic 1.2
by VoidArkana on Oct 26, 2024
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- Fixed fish feed not working properly
- Fixed Arapaima middle mouse clicking yielding arapaima nets instead of the spawn egg
- Applied new Minnow textures without Z fighting
- Changed Artemia and Daphnia breeding to only be possible with dried kelp and always yield results like guppies
- Removed Duckweed connecting to blocks diagonally below them
[1.1] Fintastic 1.1
by VoidArkana on Oct 26, 2024
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- Fixed crash when running on servers
- Fixed fish not dropping anything
[1.0] Fintastic 1.0
by VoidArkana on Oct 23, 2024
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# **Initial Release**
## **Entities**
## **Items**
## **Blocks**
## **Entities**
- Added Featherbacks, a group of fish which can be farmed for their meat, they spawn in swamps. They can be caught in a bucket.
- Added Catfish, a group of fish which can be farmed for their meat. They have the torn effect so they deal a bit of damage to their attackers. They can be found in swamps, rivers and jungles and can be caught in a bucket.
- Added Minnows, a group of fish which school depending on their looks. Can be found in jungles, rivers and swamps, and can be caught in buckets.
- Added Guppies, a fish species which school independently of their looks, and have a lot of possible combinations with many different colours and body patterns, 21 billion in total. They can be bred with Regular Feed to completely randomize the offspring, Quality Feed to randomize some traits and inherit others from the parents, Great Feed to randomly inherit traits from any of the parents or Premium Feed to create a copy of one of the parents.
- Added Arapaima, an elusive fish that spawns in jungles.
- Added Pleco, a fish that prefers to stick at the bottom but sometimes swims up. Can be bucketed.
- Added Freshwater Sharks, fish that prefer to school with others of their kind. Can be bred and bucketed.
- Added Daphnias, a small invertebrate that inhabits in rivers and swims in groups. Can be bucketed and used to craft better fish feed. Can be bred with dried kelp.
- Added Brine Shrimps, a small invertebrate that inhabits bodies of water in deserts and swims in groups. Can be bucketed and used to craft better fish feed. Can be bred with dried kelp. Has a nametag easter egg wink wink.
## **Items**
- Fish feed of various qualities, can be used to breed certain kinds of fish. The better the quality of the feed is the more offspring the parents can produce.
- Bad Feed, can be used to stunt the growth of baby aquatic creatures.
- Fishnet, can be used to capture any aquatic mobs regardless of if they're bucketable. Can be configured as a datapacks tag to add or blacklist entities.
- Added 3 new music discs with the Axolotl, Dragonfish and Shunji tracks added in the Aquatic Update, they can be obtained by fishing for treasure or rarely from wandering traders.
- Added the Salty music disc, composed by Ninni, which can be obtained by fishing for treasure.
- Added the Fresh music disc, composed by MessySlimey, which can be obtained by fishing for treasure.
## **Blocks**
- Added Duckweed, a plant block that spawns in swamps like lilypads but in higher quantity. They can be placed on top of each other to make them denser, or bonemealed to achieve the same effect. The densest variant connects with each other and with adjacent blocks when placed.
- Added Hornwort, a plant block that spawns in rivers like sea grass. They behave like pink petals but underwater.
- Added Aquarium Glass, a glass block with connected textures that doesn't render the water overlay on the side and changes colours to match the colour of the water in the bio
