
What are the Hydroculi?
Hydroculi are collectible items scattered throughout the Fontaine region in Genshin Impact. These glowing blue orbs are essential for upgrading the Statues of the Seven, granting various rewards. Finding all 271 requires patience and exploration across the land and underwater areas. Hydroculi are unique because they cannot be purchased, making the search a key part of the game’s exploration and progression.
- Used to upgrade Statues of the Seven in Fontaine.
- Unique collectibles cannot be bought.
- Important for game exploration.
Court of Fontaine Locations
Located north of Liyue, the Court of Fontaine features many waterways. In this area, you’ll find 42 Hydroculi. Some Hydroculi require you to complete world quests. Some quests include Aqueous Tidemarks and the Narzissenkreuz Adventure. These quests unlock access to specific areas where the Hydroculi are hidden.
- 42 Hydroculi located here.
- Some require quest completion for access.
- Requires quest completions such as Aqueous Tidemarks World Quest
Beryl and Belleau Locations
Explore the cities of Beryl and Belleau in the southern area of the map. Here, you can find 42 Hydroculi spread throughout the region. Finding these collectibles will require diving into water, searching ships, and scaling hills. The search is varied. Be prepared for a multifaceted exploration experience.
- 42 Hydroculi can be found in Beryl and Belleau
- Involves water diving.
- Involves ship searching
- Involves hill climbing
Liffey Locations
Liffey is Fontaine’s technological hub and is located in the northeastern part of the map. The region contains 23 Hydroculi. This is fewer compared to other regions. The Hydroculi are scattered throughout caves, underwater areas, hills, and mountains. Accessing some of them requires the completion of specific quests, such as the Unfinished Comedy quest to enter the Fortress of Meropide.
- Fontaine’s tech hub in the northeast.
- Contains 23 Hydroculi.
- Requires Unfinished Comedy Quest completion for certain areas.
Erinnyes Locations
The Erinnyes Forest, situated east of Fontaine, holds 38 Hydroculi. The forest is mystical. Its charm can distract you from your goal. Keep your eyes peeled for the blue glow of the Hydroculi against the green backdrop of the trees and foliage. Explore thoroughly to find all the hidden collectibles.
- Located east of Fontaine.
- Home to 38 Hydroculi.
- Look for blue glow against the green background.
Nostoi Hydroculus
Head to Petrichor Island. Here, you will find another batch of Hydroculi. The majority of the exploration here involves the area in and around the Faded Castle. This area only holds nine Hydroculi. You will need to complete the Shadow over Petrichor quest to access some Hydroculi.
- Found on Petrichor Island.
- Contains 9 Hydroculi.
- Completion of Shadow over Petrichor quest is required to access some of the Hydroculi.
Morte Locations
Begin your search for Hydroculi in the ruins of Fort Charybdis, then expand your search to the surrounding areas. This region might be familiar from the quest “An Expected Lie.” Locating all 27 Hydroculi in this area will require considerable time and effort due to the scattered placement of the collectibles.
- Found near the ruins of Fort Charybdis
- Contains 27 Hydroculi.
- Region is from quest “An Expected Lie”.
Research Institute Locations
You’ll find 42 Hydroculi near the Research Institute, close to the Liffey region. It’s recommended to complete the Road to Singularity quest beforehand, which doesn’t require completing any other quests. Unlocking the Teleport Waypoint can also speed up the process of finding the Hydroculi in this area.
- Located near the Research Institute.
- Has 42 Hydroculi.
- Completing Road to Singularity is recommended.
- Unlocking the Teleport Waypoint is helpful.
Sea of Bygone Era Locations
The Sea of Bygone Era can be divided into eastern and western sections. You unlock the sea by completing Underwater Nocturne in the Canticles of Harmony quest chain. This unlocks some of the Hydroculi. Completion of the Last Day of Remuria World quest unlocks the rest. There are 20 Hydroculi in the west and 26 in the east.
- Can be divided into east and west.
- Unlocked by Underwater Nocturne in the Canticles of Harmony quest.
- Completing Last Day of Remuria World quest is required.
- 20 Hydroculi on the west side, 26 on the east side.
What do you do once you collect them all?
Hydroculi are for upgrading the Statues of the Seven in the Fontaine region. Upgrading the statues grants many rewards. These rewards range from Adventure EXP to Primogems and Hydro Sigils. The level of the statue affects the reward you can receive.
- Level 2: Requires 20 Hydroculi.
- Level 3: Requires 42 total Hydroculi.
- Level 4: Requires 67 total Hydroculi.
- Level 5: Requires 95 total Hydroculi.
- Level 6: Requires 125 total Hydroculi.
- Level 7: Requires 157 total Hydroculi.
- Level 8: Requires 192 total Hydroculi.
- Level 9: Requires 230 total Hydroculi.
- Level 10: Requires 271 total Hydroculi.
Other rewards include Adventure EXP, Primogems, and Hydro Sigils.
Conclusion
Finding all the Hydroculi in Genshin Impact’s Fontaine region requires dedication and a keen eye for detail. The reward of fully upgraded Statues of the Seven provides valuable benefits for your adventure. While the search can be time-consuming, the sense of accomplishment and the rewards earned make it worthwhile for completionists and dedicated players.




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