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Clamperl
Sprite
No. 0366 · Generation III · Hoenn

Clamperl

The Bivalve Pokémon

TL;DR. Clamperl is a pure water-type Pokémon from Generation III. Base Stat Total: 345. CLAMPERL’s sturdy shell is not only good for protection - it is also used for clamping and catching prey. A fully grown CLAMPERL’s shell will be scored with nicks and scratches all over.

Water

CLAMPERL’s sturdy shell is not only good for protection - it is also used for clamping and catching prey. A fully grown CLAMPERL’s shell will be scored with nicks and scratches all over.

Height0.4 m
Weight52.5 kg
AbilitiesShell Armor
HiddenRattled
Base stats

Stat spread.

Total of 345. Higher peaks mean specialized roles, flat spreads favor versatility.

HP 35
Attack 64
Defense 85
Sp. Attack 74
Sp. Defense 55
Speed 32
Total345
345 base stat total, the 714th-highest of all 1025 Pokémon species and 101st among Water-types.
85 base Defense, Clamperl's strongest stat, ranking 44th of 154 Water-types.

Rankings computed across all 1025 base-species Pokémon (Mega and Gigantamax forms excluded). Source: National Pokédex base stats.

Pokémon GO

Clamperl in Pokémon GO.

Pokémon GO uses its own hand-tuned base stats, distinct from the main-series spread above. At a perfect 15/15/15, Clamperl reaches 1,270 CP at level 40 and 1,453 CP as a best buddy.

GO Attack133
GO Defense135
GO Stamina111
Max CP (L40)1,270
Max CP (L50)1,436
Best buddy (L51)1,453
Raid catch CP 675–726 (L20). Weather boosted 845–907 (L25).

Run the numbers: CP & HP calculator · PvP IV optimizer · Catch CP calculator

Competitive

Clamperl in competitive play.

Recommended builds and battle rankings for Clamperl across the current metagames. In Pokémon GO it ranks #857 in the Great League.

Pokémon GO Battle League
Great League #857 66.2 score

Build around it: GO PvP IV optimizer · Team builder · Ask Dia

Movesets via Smogon, GO ranks via PvPoke. Updated 2026-06-01.

Quick answers

Common questions about Clamperl.

Direct, sourced answers to the most-asked questions about Clamperl, each computed straight from its Pokédex data.

What type is Clamperl?

Clamperl is a pure Water-type Pokémon. It has a single typing, which means a simpler matchup chart but also fewer resistances.

What is Clamperl weak to?

Clamperl takes 2× damage from Grass, Electric. It has no 4× weaknesses.

What is Clamperl resistant to?

Clamperl resists Fire, Water, Ice, Steel. It has no full immunities.

How does Clamperl evolve?

Clamperl evolves into Huntail (Trade holding Deep Sea Tooth) or Gorebyss (Trade holding Deep Sea Scale).

What generation is Clamperl from?

Clamperl was introduced in Generation III (the Hoenn region). Its Pokédex number is #0366.

What are Clamperl's base stats?

Clamperl has HP 35, Attack 64, Defense 85, Special Attack 74, Special Defense 55, and Speed 32. Total base stat total: 345.

What are Clamperl's abilities?

Clamperl can have the ability Shell Armor, plus the Hidden Ability Rattled.

Is Clamperl legendary or mythical?

No. Clamperl is a regular Pokémon, not classified as Legendary or Mythical.

What is Clamperl's best stat?

Clamperl's highest base stat is Defense at 85, which ranks 44th of 154 Water-type Pokémon.

Is Clamperl good?

Clamperl has a base stat total of 345, the 714th-highest of all 1025 Pokémon species and 101st among Water-types. That is a modest total, typical of an unevolved or utility Pokémon.

See the full Q&A page for Clamperl →
Sprites · Sound

Through the generations.

Clamperl as drawn across two decades of Pokémon games, plus the modern Pokémon HOME render. Hit the cry button to hear it.

Clamperl in Emerald
Gen III Emerald
Clamperl in HeartGold / SoulSilver
Gen IV HeartGold / SoulSilver
Clamperl in Black / White
Gen V Black / White
Clamperl in X / Y
Gen VI X / Y
Clamperl in Ultra Sun / Ultra Moon
Gen VII Ultra Sun / Ultra Moon
Clamperl 3D render in Pokémon HOME
HOME Modern 3D render
Type matchups

In battle.

Damage multipliers when Clamperl is hit by each attacking type. 4× is two stacked weaknesses, ¼× is two stacked resistances.

2× Weak to
Grass Electric
½× Resists
Fire Water Ice Steel
Comparison

Clamperl vs. the average Water-type.

Each base stat measured against the mean across all 154 Water-type Pokémon.

Stat Clamperl Water avg Difference
HP 35 70 -35
Attack 64 72 -8
Defense 85 72 +13
Special Attack 74 71 +3
Special Defense 55 69 -14
Speed 32 66 -34
Total 345 420 -75
Ask Dia about Clamperl Compare it, check weaknesses, or get a quick competitive verdict.
Game appearances

Clamperl appears in 21 games.

Every mainline release where Clamperl is obtainable, has a dex entry, or is transferable. Grouped by generation.

Gen III
  • 2003 Ruby
  • 2003 Sapphire
  • 2004 FireRed
  • 2004 LeafGreen
  • 2005 Emerald
Gen IV
  • 2007 Diamond
  • 2007 Pearl
  • 2009 Platinum
  • 2010 HeartGold
  • 2010 SoulSilver
Gen V
  • 2011 Black
  • 2011 White
  • 2012 Black 2
  • 2012 White 2
Gen VI
  • 2013 X
  • 2013 Y
  • 2014 Alpha Sapphire
  • 2014 Omega Ruby
Gen VII
  • 2017 Ultra Moon
  • 2017 Ultra Sun
Side games + live service
  • 2016 Pokémon GO
Pokémon Champions: Champions availability TBD . Full roster pending official reveal.
Where to find

Catch Clamperl in the wild.

Main-series wild-encounter locations, grouped by game. 15 games have a known habitat.

Diamond, Pearl
Sinnoh Route 219Sinnoh Route 221
HeartGold, SoulSilver
Kanto Sea Route 19
Ruby, Sapphire, Emerald
Hoenn Route 124 UnderwaterHoenn Route 126 Underwater
Black, White, Black 2, White 2
Unova Route 4
X, Y
Kalos Route 12
Ultra Sun, Ultra Moon
Alola Route 15 MainHauoli City BeachfrontMelemele Sea
Pokémon anime

Clamperl appears in 3 episodes.

From AG093 (2004-09-09) through AG174 (2006-04-27).

TCG Pocket appearances

1 Clamperl card across TCG Pocket.

Every printed variant on iOS / Android. Tap any card for full art.