Seafloor Resort Treasures, Castaway, and Onion Locations

Seafloor Resort in Pikmin 4 is a cave that can be found in Serene Shores. See all treasures, castaways, and onion locations in Seafloor Resort, the bosses and enemies found in it, as well as how to reach it, its map, and tips and strategies on how to complete it 100%.

Seafloor Resort Map and Overview

Map

Map Location
Overworld Location

Overview

Location	Serene Shores
Castaways	2
Treasures	23
Onions	1
Pikmin	Blue Pikmin

How to Reach Seafloor Resort

Northeast of the Starting Base Location

Traverse through the sandcastle area east of the starting base location and locate the Seafloor Resort cave found on the lower level of the sandcastle.

Seafloor Resort Bosses and Enemies

Bosses

Masterhop

You can easily defeat Masterhop by freezing it using Ice Pikmin. Wait for the boss to land on the ground and use Oatchi's Rush ability for the Pikmin to stick to the boss and attack it.

List of All Bosses

Enemies

Fiery Blowhog	Lesser Spotted Jellyfloat	Greater Spotted Jellyfloat	Pricklepuff
Peckish Aristocrab

List of All Enemies

Seafloor Resort Treasure Locations

Sublevel 1

Jump to a Sublevel
Sublevel 1	Sublevel 2
Sublevel 3	Sublevel 4

Seafloor Resort Sublevel 1 Map
All Treasures
1	Gold Nugget Sparklium: 5	Pick up the 15 pieces on the ground.
2	Maestro of Flavor Sparklium: 80	Use the Blue Pikmin twice to carry the treasure.
3	Sunseed Berry Sparklium: 70	Stop the water spout using Blue Pikmin and carry the treasure to the base.
4	Maternal Sculpture Sparklium: 110	Throw Pikmin on the treasure hanging from cobwebs.
5	False Lollipop Sparklium: 80	Use the fishing line and have the Blue Pikmin grab the treasure.

Sublevel 2

Jump to a Sublevel
Sublevel 1	Sublevel 2
Sublevel 3	Sublevel 4

Seafloor Resort Sublevel 2 Map
All Treasures
1	Trap Lid Sparklium: 20	Let the Blue Pikmin pick up the treasure.
2	Universal Rubber Cutie Sparklium: 90	Press the switch and carry the treasure using Blue Pikmin.
3	Planetary Rubber Cutie Sparklium: 40	Defeat the brown spider enemy for the treasure to appear.
4	Dapper Blob Sparklium: 40	Let the Blue Pikmin pick up the treasure.
5	Octoplus Sparklium: 40	Carry 2 pieces using Blue Pikmin.

Sublevel 3

Jump to a Sublevel
Sublevel 1	Sublevel 2
Sublevel 3	Sublevel 4

Seafloor Resort Sublevel 3 Map
All Treasures
1	Mystery Squish Fish Sparklium: 40	Throw Blue Pikmin to get the treasures.
2	Spirit Sword Sparklium: 5	Carry the two pieces using Blue Pikmin.
3	Monster Teeth Sparklium: 300	Let the Blue Pikmin pick up the treasure.
4	Brush of Foolishness Sparklium: 80	Pick up on the ground.
5	Gold Nugget Sparklium: 5	Pick up the 15 pieces on the ground.

1. Find the Treasure Hidden in the Seaweed

There are a total of three Mystery Squish Fish in the 3rd sublevel. One of them is hidden in the seaweed which you will need to throw Pikmin at it for them to pick up the treasure.

Sublevel 4

Jump to a Sublevel
Sublevel 1	Sublevel 2
Sublevel 3	Sublevel 4

Seafloor Resort Sublevel 4 Map
All Treasures
1	Greed-Inducement Device Sparklium: 230	Defeat the big frog boss to make it drop the treasure.

No Need to Use the Bud If You Brought Ice Pikmin and Blue Pikmin

If you only brought Ice Pikmin and Blue Pikmin, you do not need to use the Candypop Bud on the 4th sublevel. The Candypop Bud only works if you are converting a Pikmin with a different color into a Blue Pikmin.

Seafloor Resort Castaway Locations

Defeat the Jellyfish Enemy at Sublevel 2

Use Ice Pikmin to attack and freeze the jellyfish enemy. Once you defeat it, it will drop the first castaway and plenty of materials. Use Blue Pikmin to transport both to the base.

Use Blue Pikmin to Rescue the Castaway at Sublevel 4

Use Blue Pikmin and throw them towards the fishing line to retrieve the castaway.

All Castaway Locations

Seafloor Resort Onion Locations

No Onions

There are no onions in this cave.

All Onion Locations

Flarlic Location

There is a Flarlic surrounded by water on the 1st sublevel. You will need to use Blue Pikmin to reach the water spout and disable it to allow the Ice Pikmin to freeze the water and retrieve the Flarlic.

How to Stop the Water Discharge

	How to Stop the Water Discharge
1	Build a valve.
2	Use the valve to disable the water spout.
3	Freeze the water using Ice Pikmin and destroy the Hydro Jelly to retrieve the Flarlic.

Seafloor Resort Tips and Strategies

Seafloor Resort Tips and Strategies
Bring Blue Pikmin and Ice Pikmin Use Blue Pikmin to Collect Underwater Treasures and Defeat Enemies Use Ice Pikmin to Collect the Flarlic on the 1st Sublevel Destroy Ice Walls Using Ice Pikmin Throw Pikmin to Help Those Trapped in Bubbles

Bring Blue Pikmin and Ice Pikmin

Pikmin to Bring
Blue Pikmin 1 or more	Ice Pikmin 1 or more

Blue Pikmin and Ice Pikmin are required to complete the Seafloor Resort as the cave contains mostly bodies of water. Do not bring any other Pikmin types that cannot swim.

Use Blue Pikmin to Collect Underwater Treasures and Defeat Enemies

You can use Blue Pikmin to pick up treasures that are in the water and defeat underwater enemies.

How to Get Blue Pikmin

Use Ice Pikmin to Collect the Flarlic on the 1st Sublevel

There is a Flarlic on the 1st sublevel that is stuck in a Hydro Jelly. Use the Ice Pikmin to destroy the Hydro Jelly and transport the Flarlic to the base.

All Flarlic Locations

Destroy Ice Walls Using Ice Pikmin

Seafloor Resort contains ice walls that you need to destroy using Ice Pikmin. You can also equip the Thermal Defense on Oatchi to destroy the ice walls without taking damage.

How to Get Ice Pikmin

Throw Pikmin to Help Those Trapped in Bubbles

If a Pikmin is trapped in a bubble, you can throw another Pikmin to free them. You can also destroy the device that generates bubbles so no more will spawn in the area.

Pikmin 4 Related Guides

List of All Cave Locations and Maps

All Rescue Command Post Caves

Rescue Command Post Cave
Burrow of Beginnings

All Sun-Speckled Terrace Caves

Sun-Speckled Terrace Caves
Last-Frost Cavern	Hectic Hollows
Crackling Cauldron	Industrial Maze
Aquiferous Summit	-

All Blossoming Arcadia Caves

Blossoming Arcadia Caves
Secluded Courtyard	Drafty Gallery
Sightless Passage	Kingdom of Beasts

All Serene Shores Caves

Serene Shores Caves
Subzero Sauna	Seafloor Resort
Below-Grade Discotheque	Engulfed Castle

All Hero's Hideaway Caves

Hero's Hideaway Caves
Plunder Palace	Doppelganger's Den
Frozen Inferno	-

All Giant's Hearth Caves

Giant's Hearth Caves
Dream Home	Ultimate Testing Range
Cradle of the Beast	-

All Primordial Thicket Caves

Primordial Thicket Caves
Subterranean Swarm	The Mud Pit
Cavern for a King	-