Bullet Barnacles can be found in underwater Fontaine in Genshin Impact. See how to clear, what is it, armored crab, An Eye To Eye, hidden achievement, & more.
Table of Contents
What Is Bullet Barnacle?
Underwater Obstacle
Bullet Barnacles can be found in the underwater area of Fontaine. Aside from being attached to a wall, barnacles tend to shoot yellow bullets at you which can decrease your HP if you do not remove them immediately.
Bullet Barnacle Indicator
If you find a yellow target on your active character, there is a Bullet Barnacle nearby.
How To Clear Bullet Barnacle?
Use Crab's Skill
You can find a crab near the location of Bullet Barnacles. Once you have the crab's skill, hold the skill and wait for a projectile from Bullet Barnacle to hit you then release the skill while targeting the Bullet Barnacle.
Xenochromatic Armored Crab Appearance
The Xenochromatic Crab is a translucent creature that can be found underwater. Its skill is used to clear Bullet Barnacles, break submerged fragile rocks, and produce a shield that can make you unaffected by the pressure from underwater vents.
Similar Tactic When Fighting Iron
Absorbing a projectile and using it to damage an enemy is a tactic that is also used when facing the Iron Viscount.
Iron Viscount GuideBullet Barnacle - Rewards
Unlock A Hidden Achievement
Clearing a Bullet Barnacle for the first time unlocks An Eye for an Eye achievement.
All Achievements ListDestroy For Hidden Items
You can find some items after destroying a Bullet Barnacle, including Hydroculus so clear all Bullet Barnacles that you encounter as you explore.
Hydroculus Location & MapChest Can Be Claimed
There are instances where clearing a number of Bullet Barnacles could reveal a chest.
Fontaine Related Articles
Map & Puzzle Related
Fontaine Domains
Artifact Domains
| Domain | Key Drops |
|---|---|
 Denouement Of Sin | |
 Faded Theater | |
 Waterfall Wen | |
Talent Book Domains
| Domain | Key Drops |
|---|---|
 Pale Forgotten Glory | |
Weapon Ascension Material Domains
| Domain | Key Drops |
|---|---|
 Echoes of the Deep Tides | |
Weekly Boss Domains
| Domain | Key Drops |
|---|---|
 Shadow of Another World | |
Fontaine Characters
| Fontaine 5 Star Characters | |||
|---|---|---|---|
| Arlecchino | Clorinde | Emilie | Furina |
| Lyney | Navia | Neuvillette | Sigewinne |
| Wriothesley | - | - | - |
| Fontaine 4 Star Characters | |||
| Charlotte | Chevreuse | Freminet | Lynette |
| Other Fontaine Characters | |||
| Egeria | - | - | - |
