Shellos (West Sea) • Generation VIII Pokédex

Shellos
Pokédex Page for Shellos (West Sea)

This is the Marriland Pokédex page for Shellos (West Sea), showing its information and moves in Pokémon Sword & Shield as well as Pokémon Brilliant Diamond & Shining Pearl.

To choose which version to view Shellos (West Sea)'s moves and location information from, please use the toggle below, or use the toggles further down in the page.

Shellos (West Sea)

Shellos
Sprite of Shellos (West Sea) in Pokémon HOME

Shellos (West Sea)'s Type

WATER

Shellos's Pokédex #s

National #
422
Galar #
230
Armor #
--
Crown #
--
Sinnoh #
60

Shellos (West Sea)'s Base Stats

HP:
76
Attack:
48
Defense:
48
Sp. Atk:
57
Sp. Def:
62
Speed:
34
Total:
325

Misc. Info

Height:
1'0" (0.3m)
Weight:
13.9 lbs. (6.3 kg)
Gender Ratio:
Egg Groups:
Water 1 / Amorphous
EXP At Lv. 100:
1,000,000
EV Yield:
1 HP
Base EXP:
65
Catch Rate:
190
Base Happiness:
70

Shellos (West Sea)'s Abilities

Here are what abilities Shellos (West Sea) can possibly have, along with their effects.
Sticky Hold
Prevents Shellos's held item from being removed or switched by other Pokémon.
Storm Drain
Draws in Water moves to Shellos, which prevents their damage and raises Shellos's Special Attack by one stage.
Sand Force
Shellos's Rock-, Ground-, and Steel-type moves do 30% more damage in a sandstorm. Prevents sandstorm damage to Shellos.

Weaknesses & Resistances

Below is a list of what Shellos's weakness and resistance is to various types.
ELECTRIC
GRASS
½
FIRE
WATER
ICE
STEEL

Shellos's Evolution Line

Below you'll find a list of all Pokémon Shellos evolves from or into, along with its evolution method.
Shellos
Shellos (West Sea)
starting form
Gastrodon
Gastrodon (West Sea)
at level 30

Shellos's Alternate Forms

Shellos (West Sea)'s Moves in Brilliant Diamond & Shining Pearl

Below is a list of all of the moves that Shellos (West Sea) can learn, along with what level it learns the move, the TM or TR number, and what egg moves it can learn, if any. Hover over a move (desktop/laptop) or click the ? button next to the move (mobile/tablet) to find out more about the move.

Level Up Moves

Here are all of the moves Shellos (West Sea) learns via level up. Anything marked "Evo." means it learns it upon evolving. If the level is 1, it can be relearned at a Pokémon Center.
Lv. Move Type Category Power Acc.% PP Target Info
1
Water Gun
Damages the target.
WATER
SPECIAL
40 100% 25 One Target
1
Mud-Slap
100% chance of lowering the target's Accuracy by one stage.
GROUND
SPECIAL
20 100% 10 One Target
5
Harden
Raises Shellos's Defense by one stage.
NORMAL
STATUS
-- -- 30 User
10
Recover
Restores half of Shellos's HP.
NORMAL
STATUS
-- -- 10 User
15
Water Pulse
Has a 20% chance of confusing the target.
WATER
SPECIAL
60 100% 20 One Target
20
Ancient Power
Has a 10% chance of raising Shellos's Attack, Defense, Sp. Atk, Sp. Def, and Speed by one stage.
ROCK
SPECIAL
60 100% 5 One Target
25
Body Slam
Has a 30% chance to paralyze the target.
NORMAL
PHYSICAL
85 100% 15 One Target
31
Muddy Water
30% chance of lowering all nearby enemies' Accuracy by one stage.
WATER
SPECIAL
90 85% 10 Nearby Enemies
35
Earth Power
10% chance of lowering the target's Sp. Def by one stage.
GROUND
SPECIAL
90 100% 10 One Target
40
Rain Dance
Changes the weather to rainy for 5 turns.
WATER
STATUS
-- -- 5 Entire Field
45
Memento
Lowers the target's Attack and Special Attack by two stages, then Shellos faints.
DARK
STATUS
-- 100% 10 One Target

TM Moves

Here are all of the moves that Shellos (West Sea) can learn via TM (Technical Machine). These moves can be taught an unlimited number of times once the TM is obtained.
TM Move Type Category Power Acc.% PP Target Info
TM21
Rest
Shellos restores its HP to full and falls asleep for two turns.
PSYCHIC
STATUS
-- -- 10 User
TM24
Snore
Can only be used while asleep. 30% chance of making the target flinch.
NORMAL
SPECIAL
50 100% 15 One Target
TM25
Protect
Protects Shellos from attacks for a turn. Low chance of working on consecutive turns.
NORMAL
STATUS
-- -- 10 User
TM27
Icy Wind
100% chance of lowering all nearby enemies' Speed by one stage.
ICE
SPECIAL
55 95% 15 Nearby Enemies
TM31
Attract
Infatuates Pokémon of the opposite gender.
NORMAL
STATUS
-- 100% 15 One Target
TM33
Rain Dance
Changes the weather to rainy for 5 turns.
WATER
STATUS
-- -- 5 Entire Field
TM35
Hail
Changes the weather to hail for 5 turns.
ICE
STATUS
-- -- 10 Entire Field
TM36
Whirlpool
Traps the target for 2–5 turns; does 1/16 max HP per turn. Deals extra damage to targets using Dive.
WATER
SPECIAL
35 85% 15 One Target
TM39
Facade
Does double damage if Shellos is poisoned, burned, or paralyzed.
NORMAL
PHYSICAL
70 100% 20 One Target
TM45
Dive
Can't be hit on the first turn, attacks on the second turn.
WATER
PHYSICAL
80 100% 10 One Target
TM53
Mud Shot
100% chance of lowering the target's Speed by one stage.
GROUND
SPECIAL
55 95% 15 One Target
TM55
Brine
Does double damage if the target's HP is 50% or less.
WATER
SPECIAL
65 100% 10 One Target
TM76
Round
Deals double damage if Round has already been used and causes any other Pokémon using Round to use it immediately afterward.
NORMAL
SPECIAL
60 100% 15 One Target

TR Moves

Here are all of the moves that Shellos (West Sea) can learn via TR (Technical Record). These moves can be taught only once per TR, but TRs can be obtained in the Wild Area and other locations.
TR Move Type Category Power Acc.% PP Target Info
TR01
Body Slam
Has a 30% chance to paralyze the target.
NORMAL
PHYSICAL
85 100% 15 One Target
TR03
Hydro Pump
Damages the target.
WATER
SPECIAL
110 80% 5 One Target
TR04
Surf
Deals extra damage to targets using Dive.
WATER
SPECIAL
90 100% 15 All But Self
TR05
Ice Beam
Has a 10% chance to freeze the target.
ICE
SPECIAL
90 100% 10 One Target
TR06
Blizzard
Has a 10% chance to freeze all nearby enemies. 100% accuracy while it is hailing.
ICE
SPECIAL
110 70% 5 Nearby Enemies
TR17
Amnesia
Raises Shellos's Special Defense by two stages.
PSYCHIC
STATUS
-- -- 20 User
TR20
Substitute
Costs 25% of Shellos's max HP. Sets up a Substitute to block effects and damage.
NORMAL
STATUS
-- -- 10 User
TR26
Endure
Will survive any hit with at least 1 HP left this turn. 50% chance of working on consecutive turns.
NORMAL
STATUS
-- -- 10 User
TR27
Sleep Talk
Can only be used while asleep. Uses one of Shellos's moves at random.
NORMAL
STATUS
-- -- 10 User
TR45
Muddy Water
30% chance of lowering all nearby enemies' Accuracy by one stage.
WATER
SPECIAL
90 85% 10 Nearby Enemies
TR67
Earth Power
10% chance of lowering the target's Sp. Def by one stage.
GROUND
SPECIAL
90 100% 10 One Target
TR84
Scald
Has a 30% chance to burn the target.
WATER
SPECIAL
80 100% 15 One Target

Egg Moves

Here are all of the moves that Shellos (West Sea) can learn as Egg Moves. In the case of evolved Pokémon, it shows what Egg Moves it can learn in its lowest evolutionary stage. Click the word EGG to find compatible breeding Pokémon to get that Egg Move onto Shellos (West Sea).
Move Type Category Power Acc.% PP Target Info
EGG
Counter
Counters Physical-based damage received this turn.
FIGHTING
PHYSICAL
varies 100% 20 Counter
EGG
Mirror Coat
Counters Special-based damage received this turn.
PSYCHIC
SPECIAL
varies 100% 20 Counter
EGG
Stockpile
Raises Shellos's Defense and Special Defense by one stage and adds +1 to the Stockpile counter, up to 3.
NORMAL
STATUS
-- -- 20 User
EGG
Swallow
Heals HP based on the Stockpile counter, then resets it to 0.
NORMAL
STATUS
-- -- 10 User
EGG
Spit Up
Hits for 100 power for each Stockpile counter. Resets Stockpile counter to 0.
NORMAL
SPECIAL
varies 100% 10 One Target
EGG
Yawn
Makes the target fall asleep at the end of the next turn.
NORMAL
STATUS
-- -- 10 One Target
EGG
Curse
Raises Shellos's Attack and Defense by one stage, but lowers its Speed by one stage.
GHOST
STATUS
-- -- 10 Counter
EGG
Sludge
Has a 30% chance to poison the target.
POISON
SPECIAL
65 100% 20 One Target
EGG
Clear Smog
Removes any stat modifiers on the target.
POISON
SPECIAL
50 -- 15 One Target
EGG
Mist
Prevents stats from being lowered for 5 turns.
ICE
STATUS
-- -- 30 User's Field
EGG
Acid Armor
Raises Shellos's Defense by two stages.
POISON
STATUS
-- -- 20 User

Move Tutor Moves

Here are all of the moves that Shellos (West Sea) can learn from Move Tutors. Most of these require the Expansion Pass and can be found in the Isle of Armor's Dojo, costing some Armorite Ore to teach. However, there are a few moves that can be taught aside from this.
Move Type Category Power Acc.% PP Target Info
TUTOR
Skitter Smack
100% chance of lowering the target's Sp. Atk by one stage.
BUG
PHYSICAL
70 90% 10 One Target

Level Up Moves

Here are all of the moves Shellos (West Sea) learns via level up. Anything marked "Evo." means it learns it upon evolving. If the level is 1, it can be relearned at a Pokémon Center.
Lv. Move Type Category Power Acc.% PP Target Info
1
Water Gun
Damages the target.
WATER
SPECIAL
40 100% 25 One Target
1
Mud-Slap
100% chance of lowering the target's Accuracy by one stage.
GROUND
SPECIAL
20 100% 10 One Target
5
Harden
Raises Shellos's Defense by one stage.
NORMAL
STATUS
-- -- 30 User
10
Recover
Restores half of Shellos's HP.
NORMAL
STATUS
-- -- 10 User
15
Water Pulse
Has a 20% chance of confusing the target.
WATER
SPECIAL
60 100% 20 One Target
20
Ancient Power
Has a 10% chance of raising Shellos's Attack, Defense, Sp. Atk, Sp. Def, and Speed by one stage.
ROCK
SPECIAL
60 100% 5 One Target
25
Body Slam
Has a 30% chance to paralyze the target.
NORMAL
PHYSICAL
85 100% 15 One Target
31
Muddy Water
30% chance of lowering all nearby enemies' Accuracy by one stage.
WATER
SPECIAL
90 85% 10 Nearby Enemies
35
Earth Power
10% chance of lowering the target's Sp. Def by one stage.
GROUND
SPECIAL
90 100% 10 One Target
40
Rain Dance
Changes the weather to rainy for 5 turns.
WATER
STATUS
-- -- 5 Entire Field
45
Memento
Lowers the target's Attack and Special Attack by two stages, then Shellos faints.
DARK
STATUS
-- 100% 10 One Target

TM Moves

Here are all of the moves that Shellos (West Sea) can learn via TM (Technical Machine). These moves can be taught once per use of the TM.
TM Move Type Category Power Acc.% PP Target Info
TM03
Water Pulse
Has a 20% chance of confusing the target.
WATER
SPECIAL
60 100% 20 One Target
TM07
Hail
Changes the weather to hail for 5 turns.
ICE
STATUS
-- -- 10 Entire Field
TM13
Ice Beam
Has a 10% chance to freeze the target.
ICE
SPECIAL
90 100% 10 One Target
TM14
Blizzard
Has a 10% chance to freeze all nearby enemies. 100% accuracy while it is hailing.
ICE
SPECIAL
110 70% 5 Nearby Enemies
TM17
Protect
Protects Shellos from attacks for a turn. Low chance of working on consecutive turns.
NORMAL
STATUS
-- -- 10 User
TM18
Rain Dance
Changes the weather to rainy for 5 turns.
WATER
STATUS
-- -- 5 Entire Field
TM32
Double Team
Raises Shellos's Evasion by one stage.
NORMAL
STATUS
-- -- 15 User
TM42
Facade
Does double damage if Shellos is poisoned, burned, or paralyzed.
NORMAL
PHYSICAL
70 100% 20 One Target
TM44
Rest
Shellos restores its HP to full and falls asleep for two turns.
PSYCHIC
STATUS
-- -- 10 User
TM45
Attract
Infatuates Pokémon of the opposite gender.
NORMAL
STATUS
-- 100% 15 One Target
TM49
Scald
Has a 30% chance to burn the target.
WATER
SPECIAL
80 100% 15 One Target
TM55
Brine
Does double damage if the target's HP is 50% or less.
WATER
SPECIAL
65 100% 10 One Target
TM58
Endure
Will survive any hit with at least 1 HP left this turn. 50% chance of working on consecutive turns.
NORMAL
STATUS
-- -- 10 User
TM82
Sleep Talk
Can only be used while asleep. Uses one of Shellos's moves at random.
NORMAL
STATUS
-- -- 10 User
TM87
Swagger
Raises the target's Attack by two stages and confuses it.
NORMAL
STATUS
-- 85% 15 One Target
TM90
Substitute
Costs 25% of Shellos's max HP. Sets up a Substitute to block effects and damage.
NORMAL
STATUS
-- -- 10 User
TM95
Surf
Deals extra damage to targets using Dive.
WATER
SPECIAL
90 100% 15 All But Self

Egg Moves

Here are all of the moves that Shellos (West Sea) can learn as Egg Moves. In the case of evolved Pokémon, it shows what Egg Moves it can learn in its lowest evolutionary stage. Click the word EGG to find compatible breeding Pokémon to get that Egg Move onto Shellos (West Sea).
Move Type Category Power Acc.% PP Target Info
EGG
Counter
Counters Physical-based damage received this turn.
FIGHTING
PHYSICAL
varies 100% 20 Counter
EGG
Mirror Coat
Counters Special-based damage received this turn.
PSYCHIC
SPECIAL
varies 100% 20 Counter
EGG
Stockpile
Raises Shellos's Defense and Special Defense by one stage and adds +1 to the Stockpile counter, up to 3.
NORMAL
STATUS
-- -- 20 User
EGG
Swallow
Heals HP based on the Stockpile counter, then resets it to 0.
NORMAL
STATUS
-- -- 10 User
EGG
Spit Up
Hits for 100 power for each Stockpile counter. Resets Stockpile counter to 0.
NORMAL
SPECIAL
varies 100% 10 One Target
EGG
Yawn
Makes the target fall asleep at the end of the next turn.
NORMAL
STATUS
-- -- 10 One Target
EGG
Curse
Raises Shellos's Attack and Defense by one stage, but lowers its Speed by one stage.
GHOST
STATUS
-- -- 10 Counter
EGG
Sludge
Has a 30% chance to poison the target.
POISON
SPECIAL
65 100% 20 One Target
EGG
Clear Smog
Removes any stat modifiers on the target.
POISON
SPECIAL
50 -- 15 One Target
EGG
Mist
Prevents stats from being lowered for 5 turns.
ICE
STATUS
-- -- 30 User's Field
EGG
Acid Armor
Raises Shellos's Defense by two stages.
POISON
STATUS
-- -- 20 User
EGG
Memento
Lowers the target's Attack and Special Attack by two stages, then Shellos faints.
DARK
STATUS
-- 100% 10 One Target
EGG
Amnesia
Raises Shellos's Special Defense by two stages.
PSYCHIC
STATUS
-- -- 20 User
EGG
Fissure
Knocks out the target. Fails against higher-level Pokémon.
GROUND
PHYSICAL
varies 30% 5 One Target

Shellos (West Sea)'s Detailed Stats

Below you'll find a more detailed table containing Shellos (West Sea)'s calculated stats, which are the stats that you actually see displayed in game. These are affected by a variety of things, such as level, Effort Values (EVs), Individual Values (IVs), and Shellos's Nature.

By default, the stats you see in the table below show four different possibilities, all assuming Shellos is level 100: its stats with 0 EVs, 252+ (max) EVs, 0 IVs, and 31 (max) IVs. Nature is not shown by default, so its maximum is 10% higher than shown here, and minium 10% lower.
Stats at
level 100
0 EVs 252+ EVs Base Stat
Min Max Min Max
HP
262 293 325 356 76
Attack
101 132 164 195 48
Defense
101 132 164 195 48
Sp. Atk
119 150 182 213 57
Sp. Def
129 160 192 223 62
Speed
73 104 136 167 34
Total
325

Where to Find Shellos (West Sea) in Brilliant Diamond & Shining Pearl

If you're looking for where to find Shellos (West Sea), you'll find the various methods listed down below, along with any notes or special locations. This should help you figure out how to get Shellos in Pokémon Sword & Shield. (Currently this does not show most "strong" static encounters or Max Raid Battles.)

Special Ways to Get Shellos (West Sea)

West Sea Shellos is not normally available in Sword/Shield, but can be transferred from Pokémon HOME.
Location information on where to find Shellos (West Sea) in Pokémon Brilliant Diamond & Shining Pearl will be coming to the Marriland Pokédex in a future update! Thank you for your patience!

Pokédex Entries for Shellos

Generation 8 Pokédex Entries

West Sea

Sword
This Pokémon's habitat shapes its physique. According to some theories, life in warm ocean waters causes this variation to develop.
Shield
Subjecting this Pokémon to a strong force causes it to secrete a strange purple fluid. Though harmless, the fluid is awfully sticky.

East Sea

Sword
There's speculation that its appearance is determined by what it eats, but the truth remains elusive.
Shield
Its appearance changes depending on the environment. One theory suggests that living in cold seas causes Shellos to take on this form.

Generation 7 Pokédex Entries

West Sea

Sun
For the most part, it makes its home along the seashore. Its color and form differ according to its habitat and the quality of its food.
Moon
Purple mucus sticks to the hands of anyone who touches it. Take care, as the substance is troublesome to wash off.
Ultra Sun
While they normally live in the sea, they can function on land, too, until their skin dries out.
Ultra Moon
When it senses danger, a purple liquid oozes out of it. The liquid is thought to be something like greasy sweat.

Generation 6 Pokédex Entries

West Sea

X Omega Ruby
Beware of pushing strongly on its squishy body, as it makes a mysterious purple fluid ooze out.
Y Alpha Sapphire
Its shape and coloration vary, depending on its habitat.

Generation 5 Pokédex Entries

West Sea

Black White Black 2 White 2
Beware of pushing strongly on its squishy body, as it makes a mysterious purple fluid ooze out.

Generation 4 Pokédex Entries

West Sea

Diamond
Its colors and shapes differ from region to region. In the Sinnoh region, two types are confirmed.
Pearl
It lives along bodies of water. Its body shape has changed to suit its habitat.
Platinum
Beware of pushing strongly on its squishy body, as it makes a mysterious purple fluid ooze out.
HeartGold SoulSilver
Its shape and coloration vary, depending on its habitat.
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