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Shellder

#90 in the Yellow Pokédex • Bivalve Pokémon

Pokémon Yellow

The shell can withstand any attack. However, when it is open, the tender body is exposed.

Pokédexes

Kanto #90

Egg Group

Water 3

Steps to Hatch

5,120

Effort Values Yielded

1 Def

Gender Ratio

50% male / 50% female

Capture Rate

190

Base Experience

61
PokémonRequiresEvolution
Shellder

Shellder

#90

Water StoneUse Water Stone
Cloyster

Cloyster

#91

Pokémon Yellow

LocationMethodLevelChanceConditions

Route 17

Road 17

Fishing with a Super Rod2520%

-

Route 17

Road 17

Fishing with a Super Rod3510%

-

Route 18

Road 18

Fishing with a Super Rod2030%

-

Route 18

Road 18

Fishing with a Super Rod3020%

-

Route 18

Road 18

Fishing with a Super Rod4010%

-

Vermilion City

S.S. Anne dock

Fishing with a Super Rod1010%

-

Muk

Cloyster

Shellder normal sprite

Normal

Shellder

Bivalve Pokémon

#90
Water

Height

0.3 m

Weight

4 kg

Base XP

61

HP

30

Attack

65

Defense

100

Sp. Atk

45

Sp. Def

45

Speed

40

Total

325

Type Chart

Weaknesses

Takes 2× from

ElectricGrass

Resistances

Takes 0.5× from

FireWaterIce
Class
Description
StartTackleNormalPhysical359535

StartWithdrawWaterStatus--40

18SupersonicNormalStatus-5520

23ClampWaterPhysical357510

30Aurora BeamIceSpecial6510020

39LeerNormalStatus-10030

50Ice BeamIceSpecial9510010

Class
Description
HM03SurfWaterSpecial9510015

TM06ToxicPoisonStatus-8510

TM09Take DownNormalPhysical908520

TM10Double-EdgeNormalPhysical10010015

TM11Bubble BeamWaterSpecial6510020

TM12Water GunWaterSpecial4010025

TM13Ice BeamIceSpecial9510010

TM14BlizzardIceSpecial110905

TM20RageNormalPhysical2010020

TM30TeleportPsychicStatus--20

TM31MimicNormalStatus--10

TM32Double TeamNormalStatus--15

TM33ReflectPsychicStatus--20

TM34BideNormalPhysical--10

TM36Self-DestructNormalPhysical1301005

TM39SwiftNormalSpecial60-20

TM44RestPsychicStatus--5

TM47ExplosionNormalPhysical1701005

TM49Tri AttackNormalSpecial8010010

TM50SubstituteNormalStatus--10

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© 2026 dittobase.com. All rights reserved.

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

Y / Pokédex

Shellder

Shellder

#90 in the Yellow Pokédex • Bivalve Pokémon

Pokémon Yellow

The shell can withstand any attack. However, when it is open, the tender body is exposed.

Pokédexes

Kanto #90

Egg Group

Water 3

Steps to Hatch

5,120

Effort Values Yielded

1 Def

Gender Ratio

50% male / 50% female

Capture Rate

190

Base Experience

61
PokémonRequiresEvolution
Shellder

Shellder

#90

Water StoneUse Water Stone
Cloyster

Cloyster

#91

Pokémon Yellow

LocationMethodLevelChanceConditions

Route 17

Road 17

Fishing with a Super Rod2520%

-

Route 17

Road 17

Fishing with a Super Rod3510%

-

Route 18

Road 18

Fishing with a Super Rod2030%

-

Route 18

Road 18

Fishing with a Super Rod3020%

-

Route 18

Road 18

Fishing with a Super Rod4010%

-

Vermilion City

S.S. Anne dock

Fishing with a Super Rod1010%

-

Muk

Cloyster

Shellder normal sprite

Normal

Shellder

Bivalve Pokémon

#90
Water

Height

0.3 m

Weight

4 kg

Base XP

61

HP

30

Attack

65

Defense

100

Sp. Atk

45

Sp. Def

45

Speed

40

Total

325

Type Chart

Weaknesses

Takes 2× from

ElectricGrass

Resistances

Takes 0.5× from

FireWaterIce
Class
Description
StartTackleNormalPhysical359535

StartWithdrawWaterStatus--40

18SupersonicNormalStatus-5520

23ClampWaterPhysical357510

30Aurora BeamIceSpecial6510020

39LeerNormalStatus-10030

50Ice BeamIceSpecial9510010

Class
Description
HM03SurfWaterSpecial9510015

TM06ToxicPoisonStatus-8510

TM09Take DownNormalPhysical908520

TM10Double-EdgeNormalPhysical10010015

TM11Bubble BeamWaterSpecial6510020

TM12Water GunWaterSpecial4010025

TM13Ice BeamIceSpecial9510010

TM14BlizzardIceSpecial110905

TM20RageNormalPhysical2010020

TM30TeleportPsychicStatus--20

TM31MimicNormalStatus--10

TM32Double TeamNormalStatus--15

TM33ReflectPsychicStatus--20

TM34BideNormalPhysical--10

TM36Self-DestructNormalPhysical1301005

TM39SwiftNormalSpecial60-20

TM44RestPsychicStatus--5

TM47ExplosionNormalPhysical1701005

TM49Tri AttackNormalSpecial8010010

TM50SubstituteNormalStatus--10

Dittobase

© 2026 dittobase.com. All rights reserved.

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