Breath of the Nautilus

Breath of the Nautilus

Sources	See § Causes
Particle	#00FFEE (bright cyan)
Type	Positive
Identifier	breath_of_the_nautilus

Breath of the Nautilus is a status effect that is granted while riding a nautilus or zombie nautilus which prevents the rider's oxygen bar from depleting.

The effect prevents an entity from drowning underwater by freezing their oxygen bar. If the entity's oxygen bar is already empty, the effect prevents them from taking drowning damage.

Cause	Potency	Length	Notes
Nautilus	I	0:02	Replenishes every two seconds while riding on a nautilus
Zombie Nautilus	I	0:02	Replenishes every two seconds while riding on a zombie nautilus

• Withers and ender dragons are immune to Breath of the Nautilus.
• Any mobs immune to drowning are unaffected by Breath of the Nautilus.

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

Icon	Advancement	In-game description	Actual requirements (if different)
	How Did We Get Here?	Have every effect applied at the same time	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 Wind Charged Wither 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. See also: Tutorial:Advancement guide/How Did We Get Here? 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.

September 27, 2025							The Breath of the Nautilus effect was revealed at Minecraft LIVE – September 2025.

Java Edition
1.21.11			25w41a				Added Breath of the Nautilus.

Bedrock Edition
1.21.130			Preview 1.21.130.20				Added Breath of the Nautilus.
			Preview 1.21.130.27				Breath of the Nautilus no longer stops air from replenishing when a player is out of water, when a player with the Water Breathing effect is riding a nautilus, and when an entity is submerged in lava.

Issues relating to "Breath of the Nautilus" are maintained on the bug tracker. Issues should be reported and viewed there.

• The status effect is identical to Water Breathing before it was changed to increase the oxygen while underwater in 1.21.4.^[1]