New Features

• The Pond has been revamped with new content
• New Threat: Koi Fish
• New Hostile Creature: Diving Bell Spider
• New Passive Creature: Tadpole
• New Passive Creature: Water Boatman
• New Armor: Koi Armor
• New Building: Buoyant Foundation
• New Building: Buoyant Marker
• New Material: Koi Fish Scale
• New Material: Fish Bone
• New Material: Tadpole Meat
• New Material: Water Boatman Fin
• New Material: Lilypad Wax
• New Material: Eelgrass Strand
• New Recipe: Gill Tube
• New Recipe: Bubble Helmet
• New Recipe: Fin Flops
• New Recipe: Pebblet Dagger
• New Recipe: Bone Dagger
• New Recipe: Decoy Bait
• New Recipe: Bone Trident
• New Recipe: Slime Lantern
• New Food Recipe: Cooked Tadpole Meat
• New Smoothie: Fluid Flippers
• Three New Mutations to Discover

Additional Features
All platforms

• HUD Markers can be visually toggled off on your HUD on an individual basis in the Map screen.
• HDR support added with additional HDR options menu.
• Xbox and Steam game invites now supported. Added an in-game invite screen that works with cross-play.
• You can now host a "Private" game that does not show up on the Game Finder and friends can only join via invite.
• Added a "Fix Creature Locations" button in the Options screen so you can reset creatures in the yard back to their starting spawn point in the case too many creatures are under the level or are in weird locations.

Xbox

• Mouse / Keyboard support added for Xbox One and Xbox Series X/S consoles.
• Screenshots now display on the Save / Load screen for Xbox for manual and auto-saves.

Changes / Tuning
Movement

• The player will now sit at the surface of water more easily when swimming.
• The player will no longer automatically jump out of water when at the edge; instead, they must press the jump control.
• The player now breathes through their face.
• Increased how much time the player can last underwater without air before dying.

Mutations

• Doubling the bonus damage for all weapon-based "class" mutations.
• Doubling the effectiveness of the Juicy mutation.
• Doubling the effectiveness of the Meat Shield mutation.
• Doubling the effectiveness of the Buff Lungs mutation.

Combat

• Explosive damage can no longer be blocked.
• Reducing the rate at which Bombardier hazards deal damage.
• Bombardier shotgun spray attack now has double the windup time.
• Bows now deal a little bit more damage.
• Water Fleas will now attempt to attack.
• Poison effects now deal 50% more damage (to creatures and the player).
• Players can only attack with daggers, spears, and shovels while underwater. 

Interface

• HUD Marker Icons now fade out a bit as they approach the edge of the screen to reduce noise when there are lots of Trail Markers built.
• Increased the number of key items slots shown in the Data screen so if more than 30 are collected, you can view them all.
• Added "Unset Respawn Point" to the Rest/Respawn Point screen.

World

• Items floating on water will eventually drift to the edge.
• Reducing the cost of all tech chip science purchases by up to 40%.
• Fixed zipline lines disappearing for clients while they are riding it or when get far enough away.

Buildings

• Placing grid buildings that are snapped to other grid buildings should be much smoother for clients, especially at higher pings.
• Other buildings can be placed on top of tables.
• Signs can now be placed on the ground in addition to walls.
• Buildings can be placed on lily pads.

Crafting

• Liquid Gills smoothie now grants additional underwater breath time instead of granting water breathing.

Performance

• Significantly reduced a large hitch when completing buildings in games that have a bunch of buildings already built.
• Improved render thread performance with games that have a lot of buildings built that emit fire.
• Improved CPU performance with games that have a lot of trail markers built.
• The game will no longer lag when in an interactive range of a building piece that's part of a large structure.
• Additional general improved rendering performance.

Bug Fixes - All Platforms
Top Community Issues

• Harvestable objects in or near bodies of water can now respawn correctly (ex. Husky weeds).
• Clients can now successfully join games with large amounts of removed foliage.
• Fixed a random crash when loading into the yard.
• Fixed a crash that could occur when kicking players from a game.

Game

• 'Craft' BURG.L quests for recipes can also be completed by crafting the upgraded version of the recipe, if available.
• Clients can no longer cause hauled items to float in the air by constructing buildings while hauling certain stacks of items.
• Fixed issue where conversations would stop working in-game (including the BURG.L conversation UI showing nothing when interacting with him).
• Fixed issue where the keyboard hotkeys on the Map screen stopped working after dragging your mouse.
• Fixed a handful of low frequency crashes for clients dealing with item replication.

Items/Equipment/Resources

• Analyzing Silk Rope now actually unlocks recipes instead of just displaying that it does.
• Floors can no longer be placed on top of foundations, clipping into them.

World

• Orb Weaver Jr's now have proper death messages.
• Fixed issues with water creatures being able to get out of the water.

UI

• The Motion Blur setting will now be properly reapplied when restarting the game.

Ominent Practical Technologies

• Dramatically increased [REDACTED]
   

Public Test Patch Notes for Update Build 0.4.0.2609

Features
All platforms

• Removed Private Games for the time being in order to further work on this feature

Changes / Tuning
Movement

• Running out of air underwater will now instantly kill you as opposed to slowly reducing your health

Combat

• Bombardiers now have a new set of attacks to pick from
• Fixed issue with Larva attacks so they miss less often 

World

• Shovels are easier to harvest with underwater

Crafting

• Liquid Gills recipe has changed

UI

• Drowning now has a fade to black effect as you run out of air

AUDIO

• New music added to the Upper and Lower Pond

Bug Fixes - All Platforms
Top Community Issues

• Fixed issue where Cloud Saves were not always properly redownloading when updating/reinstalling the game
• Fixed a random crash that could happen when loading into the yard
• Fixed issue where clients that save or disconnect while dead are not loading back into the game correctly on join
• Cloud saves should properly delete when you delete a save game from the Save / Load interface

Game

• Science spawn points that were patched into the game and haven't yet been collected will now spawn correctly
• Fixed issue where Raw Science spawns that were added in patches were not showing up for people who were loading a save from a prior patch
• Client movement will no longer be blocked by dead bodies that were killed before the client joined

Items/Equipment/Resources

• Items and harvestables will no longer respawn while the player can see them

UI

• Fixed the O2 meter overlapping the Mutation Unlocked notification

Ominent Practical Technologies

• Dramatically decreased the increased [REDACTED]

0.4.0 Public Test - Build 2567 to 2609 Changes 

• Added more Diving Bell Spiders
• Fishbone harvest nodes are larger
• Wedding Ring is now a discoverable landmark
• Fixed the Pond Dome closing after save/load
• Diving Bell Spiders will not attack all nearby Tadpoles for no reason
• Added unique Moonpool door asset
• Changed the bubble spawners to actually spawn bubbles instead of needing to interact with them
• Additional set dressing art pass in the Pond
• Better prevention of water creatures getting out of the water (Note: Use the "Fix Creature Locations" button in the Options menu to fix up any creatures that are already in bad locations)
• Slight objective/quest adjustments to the pond quest
• Audio pass for the pond lab and creatures
• Tuned movement values for Koi to help them navigate better
• Adjusted underwater fan VFX to be more visible
• Fixed HUD Markers pointing in odd locations for dropped items
• Lighting improvements/fixes in the pond
• Added map icons for the pond discoverable landmarks
• Fish bones respawn after 3 days now
• Koi's aggro range and attack distance have been increased
• Koi's attacks are no longer blockable
• Diving Bell Spiders have a small poison effect on their attack
• Diving Bell Spiders now drop a unique resource
• Tadpole meat can now be placed on the Jerky Rack
• Pebblets and clay have been added to the pond
• Eelgrass harvesting will add the items directly to your inventory
• Fixed some raw science spawns being inaccessible in the pond
• Fixed diagonal walls not placing correctly
• Removed Private Game option since it needs more work
• Removed eelgrass from the shallow areas of the pond