Dittobase

Games

Pokémon GO
Pokopia
Pokémon Unite

Cards

TCG Pocket
Pokémon TCG

Main Series

Winds & Waves
Legends: Z-A
Scarlet & Violet
HOME
Legends: Arceus
Brilliant Diamond and Shining Pearl
Sword and Shield
Let's Go, Pikachu! & Eevee!
Ultra Sun and Ultra Moon
Sun and Moon
Omega Ruby and Alpha Sapphire
X and Y
Black 2 and White 2
Black and White
HeartGold and SoulSilver
Platinum
Diamond and Pearl
Emerald
FireRed and LeafGreen
Ruby and Sapphire
Crystal
Gold and Silver
Yellow
Red and Blue

Events

Championships

Tools

Upgrade

D/P / Pokédex

Shellos

Back to Pokédex

Shellos

#60 in the Diamond and Pearl Pokédex • Sea Slug Pokémon

Shellos sprite

Normal

Shiny Shellos sprite

Shiny

Pokédex entries

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.

Details

Type

Water

Category

Sea Slug Pokémon

Height

0.3 m (1'00")

Weight

6.3 kg (13.9 lbs)

National Pokédex

#0422

Pokédex

#60

Stats

Base stat spread shown as a hex chart and supporting stat bars.

Min

Max

HP

76

262

356

Attack

48

90

214

Defense

48

90

214

Sp. Atk

57

107

234

Sp. Def

62

116

245

Speed

34

65

183

Total

325

Ranges are for Level 100. Max assumes a beneficial nature, 252 EVs, and 31 IVs; min assumes a hindering nature, 0 EVs, and 0 IVs.

It's Super Effective

Type-only matchups for Shellos, sorted from worst weakness to best resistance. Abilities, held items and battle conditions can change the damage taken.

Growth

EV yield, catch rate, and experience details for this Pokémon.
Pokédexes
Original Sinnoh #60
EV yield
1 HP
Catch rate
190
Base Exp.
73

Eggs

Egg groups, gender ratio, and hatching details for this Pokémon.
Egg groups
Gender
50% male
50% female
Egg cycles
20 (5,355 nominal steps)

Evolution

Evolution requirements shown in a compact table or chain view.
PokémonRequiresEvolution
Shellos

Shellos

#60

Level 30

Gastrodon

Gastrodon

#61

Encounters

Known encounter locations for this Pokémon in this game.
Diamond
LocationMethodLevelChanceConditions

Valley Windworks

Walking in tall grass or a cave810%

-

Valley Windworks

Walking in tall grass or a cave710%

Not using Poké Radar

Valley Windworks

Walking in tall grass or a cave95%

-

Valley Windworks

Walking in tall grass or a cave94%

No game in slot 2

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, Ruby detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, Sapphire detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, Emerald detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, LeafGreen detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave91%

Not using Poké Radar

Fuego Ironworks

Walking in tall grass or a cave2820%

Not during a swarm

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave820%

-

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave910%

-

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave910%

Not using Poké Radar

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

No game in slot 2

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, Ruby detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, Sapphire detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, Emerald detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, LeafGreen detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave101%

Not using Poké Radar

Route 205

Route 205 (east, towards Eterna City)

Walking in tall grass or a cave1110%

Not using Poké Radar

Route 213

Walking in tall grass or a cave2020%

Not during a swarm

Route 213

Walking in tall grass or a cave2010%

At night

Route 213

Walking in tall grass or a cave2110%

Not using Poké Radar

Route 213

Walking in tall grass or a cave225%

-

Route 213

Walking in tall grass or a cave224%

-

Route 213

Walking in tall grass or a cave221%

Not using Poké Radar

Route 218

Walking in tall grass or a cave2820%

Not during a swarm

Route 221

Walking in tall grass or a cave2810%

-

Route 224

Walking in tall grass or a cave231%

Not using Poké Radar

Pearl
LocationMethodLevelChanceConditions

Valley Windworks

Walking in tall grass or a cave810%

-

Valley Windworks

Walking in tall grass or a cave710%

Not using Poké Radar

Valley Windworks

Walking in tall grass or a cave95%

-

Valley Windworks

Walking in tall grass or a cave94%

No game in slot 2

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, Ruby detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, Sapphire detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, Emerald detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave94%

After acquiring the National Pokédex, LeafGreen detected in the GBA slot at startup (Nintendo DS or DS Lite)

Valley Windworks

Walking in tall grass or a cave91%

Not using Poké Radar

Fuego Ironworks

Walking in tall grass or a cave2820%

Not during a swarm

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave820%

-

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave910%

-

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave910%

Not using Poké Radar

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

No game in slot 2

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, Ruby detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, Sapphire detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, Emerald detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave104%

After acquiring the National Pokédex, LeafGreen detected in the GBA slot at startup (Nintendo DS or DS Lite)

Route 205

Route 205 (south, towards Floaroma Town)

Walking in tall grass or a cave101%

Not using Poké Radar

Route 205

Route 205 (east, towards Eterna City)

Walking in tall grass or a cave1110%

Not using Poké Radar

Route 213

Walking in tall grass or a cave2020%

Not during a swarm

Route 213

Walking in tall grass or a cave2010%

At night

Route 213

Walking in tall grass or a cave2110%

Not using Poké Radar

Route 213

Walking in tall grass or a cave225%

-

Route 213

Walking in tall grass or a cave224%

-

Route 213

Walking in tall grass or a cave221%

Not using Poké Radar

Route 218

Walking in tall grass or a cave2820%

Not during a swarm

Route 221

Walking in tall grass or a cave2810%

-

Route 224

Walking in tall grass or a cave231%

Not using Poké Radar

Moves

Moves this Pokémon learns naturally by reaching specific levels.
Class
Description
StartMud-SlapGroundSpecial2010010

The user hurls mud in the foe’s face to inflict damage and lower its accuracy.

2Mud SportGroundStatus--15

The user covers itself with mud. It weakens Electric-type moves while the user is in the battle.

4HardenNormalStatus--30

The user stiffens all the muscles in its body to raise its Defense stat.

7Water PulseWaterSpecial6010020

The user attacks the foe with a pulsing blast of water. It may also confuse the foe.

11Mud BombGroundSpecial658510

The user launches a hard-packed mud ball to attack. It may also lower the target’s accuracy.

16Hidden Power

Type varies

Special30–7010015

A unique attack that varies in type and intensity depending on the Pokémon using it.

22Rain DanceWaterStatus--5

The user summons a heavy rain that falls for five turns, powering up Water-type moves.

29Body SlamNormalPhysical8510015

The user drops onto the foe with its full body weight. It may leave the foe paralyzed.

37Muddy WaterWaterSpecial958510

The user attacks by shooting out muddy water. It may also lower the foe’s accuracy.

46RecoverNormalStatus--10

A self-healing move. The user restores its own HP by up to half of its max HP.

Machines

Moves this Pokémon can learn from Technical Machines and Hidden Machines in Pokémon Diamond and Pearl.
Class
Description
TM03Water PulseWaterSpecial6010020

The user attacks the foe with a pulsing blast of water. It may also confuse the foe.

TM06ToxicPoisonStatus-8510

A move that leaves the target badly poisoned. Its poison damage worsens every turn.

TM07HailIceStatus--10

The user summons a hailstorm lasting five turns. It damages all Pokémon except the Ice type.

TM10Hidden Power

Type varies

Special30–7010015

A unique attack that varies in type and intensity depending on the Pokémon using it.

TM13Ice BeamIceSpecial9510010

The foe is struck with an icy-cold beam of energy. It may also freeze the target solid.

TM14BlizzardIceSpecial120705

A howling blizzard is summoned to strike the foe. It may also freeze the target solid.

TM17ProtectNormalStatus--10

It enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

TM18Rain DanceWaterStatus--5

The user summons a heavy rain that falls for five turns, powering up Water-type moves.

TM21FrustrationNormalPhysical-10020

A full-power attack that grows more powerful the less the user likes its Trainer.

TM27ReturnNormalPhysical-10020

A full-power attack that grows more powerful the more the user likes its Trainer.

TM32Double TeamNormalStatus--15

By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.

TM42FacadeNormalPhysical7010020

An attack move that doubles its power if the user is poisoned, paralyzed, or has a burn.

TM43Secret PowerNormalPhysical7010020

The user attacks with a secret power. Its added effects vary depending on the user’s environment.

TM44RestPsychicStatus--10

The user goes to sleep for two turns. It fully restores the user’s HP and heals any status problem.

TM45AttractNormalStatus-10015

If it is the opposite gender of the user, the foe becomes infatuated and less likely to attack.

TM55BrineWaterSpecial6510010

If the foe’s HP is down to about half, this attack will hit with double the power.

TM58EndureNormalStatus--10

The user endures any attack, leaving 1 HP. Its chance of failing rises if it is used in succession.

TM78CaptivateNormalStatus-10020

If it is the opposite gender of the user, the foe is charmed into sharply lowering its Sp. Atk stat.

TM82Sleep TalkNormalStatus--10

While it is asleep, the user randomly uses one of the moves it knows.

TM83Natural GiftNormalPhysical-10015

The user draws power to attack by using its held Berry. The Berry determines its type and power.

TM87SwaggerNormalStatus-9015

The user enrages the foe into confusion. However, it also sharply raises the foe’s Attack stat.

TM90SubstituteNormalStatus--10

The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy.

HM03SurfWaterSpecial9510015

It swamps the entire battlefield with a giant wave. It can also be used for crossing water.

Breeding

Moves this Pokémon can inherit through breeding or similar methods.
Class
Description
AmnesiaPsychicStatus--20

The user temporarily empties its mind to forget its concerns. It sharply raises the user’s Sp. Def stat.

CounterFightingPhysical-10020

A retaliation move that counters any physical attack, inflicting double the damage taken.

Curse???Status--10

A move that works differently for the Ghost type than for all the other types.

FissureGroundPhysical-305

The user opens up a fissure in the ground and drops the foe in. The target instantly faints if it hits.

MementoDarkStatus-10010

The user faints upon using this move. In return, it sharply lowers the target’s Attack and Sp. Atk.

Mirror CoatPsychicSpecial-10020

A retaliation move that counters any special attack, inflicting double the damage taken.

Spit UpNormalSpecial-10010

The power stored using the move Stockpile is released at once in an attack.

StockpileNormalStatus--20

The user charges up power, and raises both its Defense and Sp. Def. The move can be used three times.

SwallowNormalStatus--10

The power stored using the move Stockpile is absorbed by the user to heal its HP.

YawnNormalStatus--10

The user lets loose a huge yawn that lulls the foe into falling asleep on the next turn.

Traits

Ability options available to this Pokémon in this game.

Sticky Hold

Ability Slot 1

Protects the Pokémon from item theft.

Prevents a held item from being removed by other Pokémon.

Storm Drain

Ability Slot 2

The Pokémon draws in all Water-type moves.

Draws other Pokémon's single-target Water-type moves to this Pokémon.

Join Discord

Join a community of 5,000+ Trainers.

discord.gg/dittobase

© 2026 dittobase.com. All rights reserved.

This website is an independent platform and is not associated with, validated, backed, or sponsored by Nintendo, Creatures, Game Freak, The Pokémon Company, Scopely, or Niantic.

Advertise on this site

As an Amazon Associate I earn from qualifying purchases.