Lost Ark Lagoon Island: Location, Boss & Rewards

This guide provides detailed information on Lagoon Island of Lost Ark along with its location, bosses, and possible loot.

The lands of Lost Ark possess tons of areas to explore, and Lagoon Island is one of them. It is an adventurous place with plenty of rewards that is only accessible when active. The game declares Lagoon Island as” a fantastical island that conjures up images of a world under the sea.”

Key Takeaways
  • Lagoon Island becomes accessible after finishing the quest line.
  • Find it on the West side of Ister and Tooki Island once you sail southwest from the Bern continent in Arkesia.
  • The island appears at specific times, so an Alarm Clock or Procyon’s Compass can help locate it.
  • Be prepared for formidable monsters and bosses on the island. Recommended levels are at least combat level 50-60 with items at level 250+.
  • Lagoon Island offers six main questlines that lead to valuable loot and rewards.
  • The boss, Iar Kaya, must be defeated on Lagoon Island, and she has massive health. Steady attacks and damage are the keys to defeating her.
  • Your reward for defeating the boss includes Wealth Runes, one of the rarest runes in the game.

Where is Lagoon Island Located

Location Questlines Field Boss Loot And Rewards
West side of Ister and Tooki Island,
Bern continent in Arkesia
-That’s Deep
-Fishy Fish
-Trouble in Paradise?
-Afraid of the Dark
-Mending the Merfolk
-Culture Shock
Iar Kaya, the self-proclaimed
mistress of the deep sea
-Items that increase your in-game abilities
-items that enhace equipped items level

Lagoon Island can be generally found on the West side of Ister and Tooki Island once you cross the southwest Bern continent in Artesia.

Lagoon Island Location
Lagoon Island

Lagoon Island Spawn Times

As explained before, Lagoon Island is classified as an adventure land in Lost Ark, so it is not active all the time. It is only accessible at certain times during the week. It is not guaranteed that Lagoon Island will be active to explore every single day.

So, the player needs to watch out and ensure if this area is spawned in the map with the help of Procyon’s Compass. If you can spot this land, you can sail towards it to complete its quest lines. Also, consider reading our Lost Ark Treasure Maps guide.

Lagoon Island Questlines

Once you land your steps on Lagoon Island, it is now time to face the adventures that lie within the mysterious land. Lagoon Island has six main Questlines, which must be completed in order to get rare loot and precious rewards.

Following are the main quests of Lagoon Island.

First Questline: That’s Deep

The first Questline of Lagoon Island is “That’s Deep.” This Quest will be given by the Boatman, who will offer you to explore the depth of the seas and travel deep to analyze the bizarre phenomenon of a floating fish. This Quest is relatively simple as all you have to do is travel deep down the blue sea and interact with Angler to finish the first quest line and get the rewards.

Completing this Quest will grant you the following rewards.

  • 150 Roster XP
  • 4600 Silver

Second Questline: Fishy Fish

The second Questline is offered by Angler. Your task will be to accompany the people visiting this land and acknowledge them for its exciting features. To finish this questline, visit the Biologist and interact.

Completing this Quest will grant you the following rewards.

  • 1 Wisdom
  • 4600 Silver
  • 150 Roster XP
  • 1 Uncommon Battle Engraving Recipe Selection Pouch

Third Questline: Trouble in Paradise?

The third Questline of Lagoon Island is assigned by the where you are given the task to catch the flying fishes. In order to complete this Quest, you have to head out and capture the three fishes flying around. Once you catch them, head over to the Biologist, and interact with him to get the rewards.

Completing this Quest will grant you the following rewards.

  • 150 Roster XP
  • 4600 Silver
  • 2 Uncommon Battle Engraving Recipe Selection Pouch

Fourth Questline: Afraid of the Dark

The fourth Questline is also assigned by the Biologist. This time you are asked to look for the reason for strange sounds emerging from the deep cave of the Lagoon Islands. To complete this Quest, travel to the cave and interact with Merefolk Porsica to get the rewards.

Completing this Quest will grant you the following rewards.

  • 1 Courage
  • 4600 Silver
  • 150 Roster XP
  • 3 Uncommon Battle Engraving Recipe Selection Pouch

Fifth Questline: Mending the Merfolk

Once you explore the deep caves, you find out that Corsica is a Merfolk and not a sea monster. In this Questline, your task is the heal the wounded Corsica. In order to complete this Quest, you have to gather three edible corals and a Bandage that can be asked from the Biologist. Once you get these items, go back and interact with Porsica o get the rewards.

Completing this Quest will grant you the following rewards

  • 1 Kindness
  • 150 Roster XP
  • 5600 Silver
  • 2000 Pirate Coin
  • 1 Uncommon Engraving Recipe Chest

Sixth Questline: Culture Shock

Once Corsica is healed, she will give you the next Questline, where your task is to obtain 4 coal corals and install them into Porsica’s workbench. Once you get the job done, the Quest is completed.

Completing this Quest will grant you the following rewards.

  • 1 Wisdom
  • 150 Roster XP
  • 4600 Silver
  • 1 Uncommon Battle Engraving Recipe Selection Pouch

Lagoon Island Boss

The main boss of the Lagoon Islands is Iar Kaya, who is declared “the self-proclaimed mistress of the deep sea. But she is, in fact, a powerful witch who had her heartbroken by the captain of a sailing frigate.”

How to Defeat Iar Kaya at Lagoon Island

To effectively face and defeat Iar Kara in Lost Ark:

  • Ensure you are at least combat level 50 and equipped with items at level 250.
  • Iar Kara has massive health, so use sustained attacks to gradually wear her down.
  • Be close to her when she triggers her blue laser attack but maintain a safe distance during red circular laser attacks.
  • She spawns slugs that deal damage; avoid contact with them.
  • The best strategy is to run in circles to dodge her attacks and counter when she’s vulnerable.
  • Be patient, avoid over-aggressiveness, and steadily bring her health down.
  • After defeating Iar Kara, there’s a chance she’ll drop an island token, but it’s not guaranteed. Rare rewards are also possible for defeating this main boss of Lagoon Island.

Lagoon Island Loot And Rewards

Once you successfully complete all the questlines of Lagoon Island and defeat the final boss, you are guaranteed to get some special items as rewards. These include valuable items that increase your equipped items level and enhance your in-game abilities. 

Players are most likely to get Wealth Runes after defeating Iar Kaya. Wealth Runes are one of the unique rune types in Lost Ark, as they give a special perk of enhancing the player’s Identity Gauge upon every successful hit.

The identity gauge is different for each class and depends on the rarity. Below are the different rune tiers that increase the player’s identity gauge depending upon their classes.

  • Legendary: 40%
  • Epic: 30%
  • Rare: 20%
  • Uncommon: 10%

Redeem Rewards of Lagoon Islands

After receiving plenty of rewards from the Lagon Island quests, players can use the obtained items by trading them with the clams offered by the Island Merchants. The clams can provide ability stones, depending on the rarity. Other than claiming items and clams on the Lagoon Island, you can also look for Mokoko seeds on this land.

Lagoon Island Mokoko Seeds Location

Once you are done with the quests and boss fights, you can try your luck by looking for the Mokoko seed. This IslandIsland holds one seed that you can find sailing towards the eastern side of the IslandIsland and reach the tombstone located there.

Mokoko Seed
Mokoko Location

Once you interact with the tombstone, a new location will emerge on the map that will indicate a cave. Go down the cave to get the rare Moko Seed.

That concludes our detailed guide on Lagoon Island. Now you can easily search for the spawning location of Lagoon island, sail towards it, complete the questline, fight the sturdy boss and get all the deserving rewards. If you love playing this game, then make sure to check out our Lost Ark Charisma guide.

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Saqib is a Senior Guides writer at eXputer with multiple years of writing experience. His love for RPGs, Roblox, and mobile games knows no bounds. In his free time, Saqib is on yet another adventure with Roblox or free roaming in RPG. Saqib has completed a Journalism degree and worked for notable gaming sites including DualShockers and Gamepur. You can follow Saqib's gaming activity on his Steam profile.
Experience: 3+ Years || Education: Bachelor's in Accounting || Previously Worked for DualShockers & Gamepur || Published 200+ Guides

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