Minecraft: Guide to Ocean Survival

The official Minecraft: Guide to Ocean Survival will teach you how to breathe underwater, find valuable sunken loot and fight off guardians and other menacing mobs of the deep.

Minecraft’s oceans are teeming with colorful life and rare treasures, but new dangers lurk beneath the water and survival can prove difficult.
  
With insider info and tips from the experts at Mojang, this is the definitive guide to underwater survival.

Collect all of the official Minecraft books:
Minecraft: The Island
Minecraft: The Crash
Minecraft: The Lost Journals
Minecraft: The Survivors’ Book of Secrets
Minecraft: Exploded Builds: Medieval Fortress
Minecraft: Guide to Exploration
Minecraft: Guide to Creative
Minecraft: Guide to the Nether & the End
Minecraft: Guide to Redstone
Minecraft: Mobestiary
Minecraft: Guide to Enchantments & Potions
Minecraft: Guide to PVP Minigames
Minecraft: Guide to Farming
Minecraft: Let’s Build! Theme Park Adventure
Minecraft for Beginners
Minecraft: Guide to Ocean Survival