Breath of the Nautilus - minecraft.fandom.com

Breath of the Nautilus is a status effect added in Mounts of Mayhem. It only activates when a player mounts a nautilus or zombie nautilus, which freezes the oxygen bar, preventing a player from drowning.

Effect[]

When inflicted, it prevents an entity from drowning underwater.

Immune mobs[]

The following mobs are immune to "Breath of the Nautilus":

• Wither
• Ender Dragon

Data values[]

ID[]

Java Edition:

Name	Identifier	Translation key
Breath of the Nautilus	breath_of_the_nautilus	effect.minecraft.breath_of_the_nautilus

Bedrock Edition:

Name	Identifier	Numeric ID	Translation key
Breath of the Nautilus	breath_of_the_nautilus	37	effect.customNautilus

Advancements[]

Icon	Advancement	In-game description	Parent	Actual requirements (if different)	Resource location
	How Did We Get Here?	Have every effect applied at the same time	A Furious Cocktail	Have all of these 34 status effects applied to the player at the same time: Absorption Bad Omen Blindness Breath of the Nautilus Conduit Power Darkness Dolphin's Grace Fire Resistance Glowing Haste Hero of the Village Hunger Infested Invisibility Jump Boost Levitation Mining Fatigue Nausea Night Vision Oozing Poison Raid Omen Regeneration Resistance Slow Falling Slowness Speed Strength Trial Omen Water Breathing Weakness Weaving Wither Wind Charged The source of the effects is irrelevant for the purposes of this advancement. Other status effects may be applied to the player, but are ignored for this advancement. This is a hidden advancement, meaning that it can be viewed by the player only after completing it, regardless of if its child advancement(s), if any, have been completed.	nether/all_effects

History[]

September 27, 2025					The "Breath of the Nautilus" effect are announced at Minecraft Live - September 2025.
Java Edition
1.21.11		25w41a			Added "Breath of the Nautilus" effect.
Bedrock Edition
1.21.130		beta 1.21.130.20			Added "Breath of the Nautilus" effect.
		beta 1.21.130.27			No longer stops air from replenishing when: on solid ground when a Water Breathing-inflicted player rides a nautilus when submerged in lava.

Issues[]

Issues relating to "Breath of the Nautilus" are maintained on the bug tracker. Report issues there.