Bedrock Edition 1.5.0

1.5, known as Phase Two of the Update Aquatic, is a major update to Bedrock Edition that was released on July 10, 2018. It added the rest of the Update Aquatic features not included within the first release of the update (1.4), such as turtles, conduits, bubble columns, and more along with numerous changes and fixes.

Blocks

 * Conduit
 * Can be oriented in 16 different directions on top of a block like mob head
 * Bubble columns
 * By default, it will display as a transparent full block so lower-end devices can support it.
 * Can be toggled to look similar to Java Edition's appearance
 * Turtle eggs
 * Are named Sea Turtle Eggs

Items

 * Spawn eggs
 * Turtle
 * Scutes
 * Turtle shells
 * Potion of the Turtle Master
 * Splash Potion of the Turtle Master
 * Arrow of the Turtle Master

Mobs

 * Sea turtles (simply turtles in Java Edition)

Gameplay

 * Status effects
 * Achievements
 * More achievements, which include the following:
 * "Do a Barrel Roll!" - Use Riptide to give yourself a boost (30G)
 * "One Pickle, Two Pickle, Sea Pickle, Four" - Place 4 Sea Pickles in a group (20G)
 * "Echolocation" - Feed a Dolphin Fish and have it lure you to Treasure (20G)
 * "Moskstraumen" - Activate a Conduit (50G)
 * "Moskstraumen" - Activate a Conduit (50G)

Command format

 * Added new commands that only affect worlds with Education Edition enabled:
 * Sets a player's ability
 * Sets the immutable state of the world
 * Toggle World Builder status of caller
 * Sets the immutable state of the world
 * Toggle World Builder status of caller
 * Toggle World Builder status of caller

Blocks

 * Blue ice
 * Made more slippery
 * Coral blocks
 * Will no longer die as long as one side is touching water
 * Updated the texture of the top of Kelp
 * Structure Blocks
 * Are now fully functional

Items

 * Boats
 * Changed the steering when using keyboard and mouse by pressing W to move forward and S to reverse
 * Tridents
 * Can now be enchanted with Mending and Unbreaking
 * Added an animation when using Riptide in first person perspective
 * Are no longer able to break blocks in creative mode (similar to swords)
 * The riptide spin has a different texture
 * Updated the texture of cooked cod

Mobs

 * All undead mobs will now sink in water and can walk on the bottom
 * Husks
 * If they are sunk in water, they can now transform into zombies and then into drowned
 * Zombies
 * If they are sunk in water, they can now transform into drowned
 * Skeleton horses
 * Can now be ridden underwater
 * Skeletons and strays
 * Will now switch from ranged to melee attacks while underwater and switch back when out of water
 * Dolphins
 * Can now be given raw cod or raw salmon and will swim towards the nearest ocean ruins or shipwreck
 * Drowned
 * Now have a chance to spawn with a Nautilus Shell

World generation

 * Magma blocks in ocean ravines will now create bubble columns. Soul sand blocks will also create bubble columns, pushing you up and out of the water, instead of dragging you down like magma blocks.

Gameplay

 * Certain features are no longer behind Experimental Gameplay. This includes the following:
 * Drowned
 * Nautilus shells

General

 * New background to celebrate the Update Aquatic
 * Default Field of View has been reduced from 70 to 60 and can be adjusted in Video Settings
 * Moved the settings and store buttons on the main menu to be below each other
 * New pop-up asking if you enjoy Minecraft. This will only show up once randomly when exiting a world.
 * The Inventory button has been moved to the top of the Store page

Fixes

 * Fixed several of the top crashes that occurred during gameplay
 * Fixed a crash that occurred when playing Truffletop Town and dying while using Elytra and Fireworks
 * Pick Block now works in Survival mode
 * Players can once again resurface after tapping "fly down" arrow while swimming with touch controls
 * Breaking coral with a Pickaxe will now drop dead coral and will drop living coral when using Silk Touch
 * Fixed Dolphins getting stuck in their idle animation
 * Firework Rockets now appear in the Recipe Book when being searched for in Survival
 * Fixed fish not rendering when moving out of render distance and back
 * will now clear items properly
 * The first mouse click after re-mapping an action to a key is now recognized
 * Improved messaging when there are no Old Worlds to sync
 * Leads and Balloons can no longer be attached to Horses being ridden by players
 * Enchantment names can now be seen on the Enchantment Table screen with Pocket UI when using keyboard and mouse
 * Fixed helmets being visible after being destroyed by taking damage from a mob
 * Resource and Behavior Packs are now properly enabled/disabled on Realms when restoring backups or replacing worlds
 * Changes made to the 'Trust Player Permissions' setting during world creation will now persist after loading into the world
 * Fixed some visual issues with Kelp
 * Ladders no longer appear as invisible blocks with collision when placed using ''
 * The surface of water can now be seen when viewing from behind glass underwater
 * Sneaking and jumping into water no longer prevents jumping or swimming upwards
 * Double doors once again display correctly
 * Fixed the texture of Dark Prismarine Stairs
 * Banners are no longer consumed from the inventory when placed in Creative mode
 * Pick Block will now pick the proper variant of Buttons and Pressure Plates
 * Glass once again renders properly at further distances and certain angles
 * Zombie Villagers created during world generation are no longer super fast
 * It's once again possible to eat Raw Fish
 * It is no longer possible to refill breath by swimming against ice
 * Fixed a redundant gray line at the top of the Drowned's legs
 * The Trident will now be thrown the direction the cursor is pointing when playing in VR
 * Pressing the 'Default Settings' button will now only affect the control scheme that is selected
 * Personal Game Mode is now fully applied in Game Settings when switched from Survival to Creative
 * The Ender Dragon will no longer get stuck if the player moves too far away.
 * Bone Meal is now depleted when used on Kelp from a Dispenser
 * Dropped items can once again pass under top slabs
 * Image thumbnails and game modes for worlds and world templates will now appear when searching on the Storage screen
 * The book on the Enchantment Table screen no longer overlaps the suggested enchantment's name
 * Tall birch trees will once again generate in Mutated Birch Forests
 * Mobs will no longer rotate their heads 360 degrees while in Boats
 * Fixed water not rendering when viewed at certain angles near the surface
 * Splash Water Bottles will now keep Dolphins hydrated on land
 * A controller tooltip will now appear when it is possible to place blocks underwater
 * All overhangs and floating islands will once again generate with grass or snow under them
 * Bryce Mesa biomes will now generate correctly
 * Fixed entering a Minecart from another Minecart
 * Players will no longer spawn on land in the swimming animation after swimming near land and exiting a world
 * Blocks can no longer be placed with no other block to support it when sprint-flying underwater in Creative mode
 * Riptide can no longer be used while riding a mount
 * Ice bergs, Sea Grass, and Kelp can no longer replace blocks of an Ocean Monument when generated
 * Fixed the glint on enchanted Tridents in first person
 * Fixed the rotation of Tridents while charging in first person
 * Fixed several crashes that occurred during gameplay
 * Bone Meal can no longer be used too quickly
 * Blocks can no longer be placed underwater without highlighting another block while sprint-swimming in Creative mode
 * Players can no longer breathe underwater by swimming into ice blocks
 * The breath meter will no longer decrease when the player is visually above water
 * The breath meter is no longer refilled after quitting and loading back into a world
 * Dolphins can no longer be fed fish immediately after they have already been fed
 * Fences can once again be placed on leaves and certain other blocks
 * Fixed water not rendering when swimming against the bottom of a block
 * Seagrass obtained by commands is now functional and stackable
 * Changes to a world's name when it is initially created from a template will now update properly after saving and quitting
 * All Buttons will now display properly in the hotbar and when placed in an Item Frame
 * The Lead attach point no longer appears in front of the player when swimming
 * Items will no longer get stuck in flowing water source blocks
 * Zombies that have transformed from Husks no longer have super speed on land
 * Movement speed will stay constant after turning while sprint-flying in Creative mode
 * Flying speed now stays constant while descending
 * Mobs once again no longer spawn on carpet
 * Baby animals will no longer take damage in boats
 * Fixed the Marker on Treasure Maps disappearing when another player quits and rejoins a world
 * Tridents can no longer be destroyed by explosions
 * Tridents thrown into Soul Sand now land properly and no longer prevent Loyalty from working
 * Tridents thrown underwater will no longer produce infinite bubbles
 * The 'Sign In' button will now disappear from the main menu after signing in
 * Using the command will no longer set entities or players at y=255
 * Fixed several of that top crashes that occurred during gameplay
 * Fixed a crash that occurred when a Piston pushed a block
 * Fixed a crash that occurred when too many Sea Pickles filled an area
 * Increased performance when viewing particles from the Ender Dragon's attack and lingering potions
 * Guardians and Elder Guardians are no longer stuck as benthic creatures
 * Fixed Conduit Power not affecting players that were swimming through a 1x1 space and in range of a Conduit
 * Cached Data once again appears on the Storage screen
 * Players will no longer inherit the host's spawn, inventory, and location when rejoining a world with a Resource Pack removed
 * Tropical Fish textures now appear properly on Android devices
 * The coordinates of Buried Treasure are now accurate when using the '' command
 * Pressing down on the controller no longer loses focus on the chat field
 * Fixed water flow being inconsistent and suspended around caves and ravines
 * Beacons and Conduits now have sound effects
 * Command Blocks can now be modified when set to 'Repeat' and 'Always Active'
 * Lava falling onto a water block with Seagrass or Kelp from will now become Stone
 * Redstone, Torches, and Redstone Torches can no longer be placed on Seagrass underwater
 * Fixed Tridents damaging multiple mobs in a single throw
 * Passengers in boats will now take damage when falling from a high place
 * It is now easier to attack mobs while swimming
 * Fixed the cracking animation not appearing when mining blocks through the water surface
 * Leather Horse Armor no longer loses its dyed color after world conversion
 * Mutated Savanna Plateau and Mutated Mesa Plateau biomes now convert properly from old worlds
 * Fixed water coloring in mutated biomes
 * Fixed the controller not being detected when resuming the game from suspended state after changing the profile
 * Map items now have the proper name displayed in chat for players when using commands
 * Fixed some chunk rendering that caused players to see through the ground at certain angles
 * Minimized animation delays with large stacks of falling blocks
 * Fixed experience orbs not always being picked up by players
 * Fixed Drowned spinning in place
 * Zombies that transform into Drowned will now drop items when they die
 * Dolphins and Cod no longer get the jitters when swimming in groups
 * Silverfish can once again enter Stone blocks
 * Arrows fired by Skeletons and Strays can now damage the Wither
 * The paper doll no longer sticks out of the frame on the inventory screen while swimming
 * Tridents fired from a Dispenser no longer have the exact same trajectory and will now lose durability
 * Fixed textures on low-end devices when the Education toggle was enabled
 * Fixed issues with Zombie pathfinding and not attacking players
 * Pistons once again have the proper texture underneath them when placed horizontally
 * TNT can no long deal damage or destroy blocks underwater when placed on non-full blocks
 * Fixed the hitbox of Coral Fans
 * The "Manage who can send you invites" button in Profile settings now points to the proper location
 * Fixed two Elder Guardians sometimes spawning in each chamber of an Ocean Monument
 * Fixed spelling errors for Anemone and Red Lipped Blenny tropical fish
 * The 'Controls' section of How to Play now updates after remapping the Sneak button

Video
Video made by slicedlime: