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Steam News17 November 20257mo ago

Swamplands Patch Notes (v1.15.5)

Swamplands is here! Swamp Map, Badges, Storage & More... A huge new update is live, bringing a new region, new systems, new species, decorations, and a ton of polish across the game.

In this update15

Full notes

Full Tiny Aquarium: Social Fishkeeping update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

2 fixes21 additions39 changes1 removal
  • Maps
  • Gameplay
  • UI and audio
  • Store
  • Balance
  • Fixes
addedSwamp Map, Badges, Storage & More...A huge new update is live, bringing a new region, new systems, new species, decorations, and a ton of polish across the game.
addedNEW FISH & CREATURESDiscover a bunch of new critters, especially in the new Swamp region :
changedNEW FISH & CREATURESSnapping Turtle
changedNEW FISH & CREATURESMudskipper
changedNEW FISH & CREATURESDunkleosteus
changedNEW FISH & CREATURESChain Pickerel

Tiny Aquarium: Social Fishkeeping changes

  • Ancientmap
addedA huge new update is live, bringing a new region, new systems, new species, decorations, and a ton of polish across the game.
addedDiscover a bunch of new critters, especially in the new Swamp region :
changedSnapping Turtle
changedMudskipper
changedDunkleosteus

Swamplands is here!

Swamp Map, Badges, Storage & More...

A huge new update is live, bringing a new region, new systems, new species, decorations, and a ton of polish across the game.

NEW FISH & CREATURES

Discover a bunch of new critters, especially in the new Swamp region:

  • Snapping Turtle

  • Mudskipper

  • Dunkleosteus

  • Chain Pickerel

  • African Dwarf Frog

  • Fairy Shrimp

  • Friendly Frog

  • Friendly Shrimp

  • Tuna

  • Pufferfish

  • Baby King Crab (yes, really)

  • Axolotl is now fishable

  • +1 New aquarium slot to host all these new aquatic friends!

NEW DECORATIONS

Customize your tanks with fresh decor and a brand-new aquarium:

  • Amazon Sword Plant

  • Ancient Fossil (Fishing exclusive)

  • Coral Crown

  • Elodea

  • Old Log

  • Boot (Fishing exclusive)

  • Hornwort (Fishing exclusive)

  • Java Fern

  • Vallisneria (Fishing exclusive)

  • Blue Sand

  • Slot Machine

  • Not a decoration but now there is also blue sand!

NEW FEATURE: FISH BADGES

Introducing Badges, a brand-new system that gives fish special traits and visuals.

  • Fish can now be born with random badges

  • Each badge can affect stats, visuals, or behavior

  • Badges are visible in the fish list and inspection panels

Examples:

  • Dwarfism – fish are smaller as adults

  • Stinky – a cloud of flies follows the fish

  • Shiny – sparkly VFX flair

This update brings a total of 9 inital badges to the game, more will be added with coming updates.

NEW SYSTEM: FISH STORAGE

You can now store extra fish in a dedicated Storage section:

  • Store fish you don’t want active in your main tanks

  • Stored fish don’t age, don’t get hungry, and don’t generate revenue

  • Storage can be upgraded for more capacity

  • New UI elements and icons to manage stored fish more comfortably

NEW FISHING REGION: THE SWAMP

A brand-new Swamp map is now available:

  • Home to many of the new species listed above

  • Fishing HUD improvedadded Fishdex access while fishing

NEW LOBBY CREATION & PLAY OPTIONS

Online and solo play got a facelift:

  • New lobby creation screen

  • Set lobby icon, max players, and map

  • Clearer behavior when joining existing fishing sessions

UI, UX & QUALITY OF LIFE

Lots of usability and clarity improvements:

  • Tooltips added to the decoration panel (decorations, lights, backgrounds)

  • Perfect Fish indicator added to the inspection panel

  • Fishdex entry text improved (e.g. Friendly Gramma description corrected)

  • “Show Badges” UI added for the fish list

  • Filters now re-apply when switching tabs in the fish list

  • Reordering tanks is now supported

  • Amount input added when deleting decorations

  • Confirmation popup for “Pick Up All”

  • Hovering over the breed button shows breeding cooldowns (and plays nice with potions)

  • Money formatting improved for shop items

  • Item stacks can be combined

  • Inventory scrollback moved to the right for better ergonomics

  • Storage and inventory icons added/updated where needed

  • Tiny Mode now accessible while fishing

AUDIO

  • New sound effects for various UI interactions

  • Additional SFX for fishing and feedback moments to make the game feel more responsive

  • New fishing music for the Swamp region

BALANCING

  • Skin prices reduced

  • Item stack limits increased across the board

  • Bait rewards adjusted per map

  • Global special-fish buff to make rare catches feel more rewarding

  • Snails slow algae buildup: each snail reduces algae production speed by 10% (10 snails = twice as long to get algae)

Badges and Storage have been introduced with tuned default values so they integrate smoothly into existing progression.

BUG FIXES & POLISH (EXISTING SYSTEMS)

Highlights from many fixes:

  • Fixed aquarium thumbnails sometimes showing the wrong tank (e.g. showing a featured aquarium instead of your own)

  • Decorations are no longer selectable when you’re

Source

Steam News / 17 November 2025

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