Hydro Pump
Learned at Lv. 52
Ultra Sun Ultra Moon
Inflicts regular damage with no additional effect.

Dragon Pokémon
Known to shoot down flying bugs with precision blasts of ink from the surface of the water.
Core species facts, alternate varieties, and Pokédex placements at a glance.
| National | #116 |
| Blueberry | #52 |
| Hoenn | #184 |
| Isle Of Armor | #198 |
| Kalos Coastal | #39 |
| Kanto | #116 |
| Letsgo Kanto | #116 |
| Original Johto | #186 |
| Updated Hoenn | #193 |
| Updated Johto | #190 |
Battle-ready training facts pulled from EV yield, growth curve, and wild held item data.
x³Versions: Ruby, Sapphire, Emerald, Diamond
Understanding damage taken from different types is crucial for battles. Plan your team accordingly!
Tip: Build your team with Pokémon that cover each other's weaknesses!
Damage multipliers from all 18 attacking types
Horsea's Water typing gives it 2 weaknesses but strong offensive coverage against ground, rock, fire types
Horsea totals 295 across its base stats, profiling as a balanced Pokémon with a flexible stat spread. Lean on its Defense (70) when planning sets, and cover for its weaker Special Defense (25).
Its Water typing leaves Horsea with 2 weaknesses against 4 resistances. Notably, it carries no 4× weaknesses, which makes it harder to punish. On offense, its STAB moves threaten 3 types for super-effective damage.
With a catch rate of 225, Horsea is comparatively easy to catch in the wild. It levels on the Medium experience curve. Defeating it grants Special Attack +1 EVs, which is worth remembering when EV-training your own team.
0.4 m
8.0 kg
Doubles Speed during rain.
Strengthens critical hits to inflict 3× damage rather than 2×.
Prevents Self-Destruct, Explosion, and Aftermath from working while the Pokémon is in battle.
5,100
Hatch Counter: 20
225
Higher values mean easier to catch
70
Initial friendship level
Medium Fast
Experience points needed to level up
Horsea is a Water type Pokémon.
Horsea takes 2× damage from Grass, Electric type moves.
Horsea evolves into Seadra at level 32. Full evolution line: Horsea → Seadra → Kingdra.
Horsea has a base stat total of 295: HP 30, Attack 40, Defense 70, Sp. Atk 70, Sp. Def 25, Speed 60. Its highest stat is Defense (70).
| English | Horsea |
| Japanese | タッツー |
| Japanese (Kanji) | タッツー |
| Roomaji | Tattu |
| Korean | 쏘드라 |
| French | Hypotrempe |
| German | Seeper |
| Spanish | Horsea |
| Italian | Horsea |
| Chinese (Traditional) | 墨海馬 |
| Chinese (Simplified) | 墨海马 |




High-signal moves surfaced from learnsets and move metadata, grouped by battle purpose.
Reliable same-type attacks that match this Pokémon's typing.
Learned at Lv. 52
Ultra Sun Ultra Moon
Inflicts regular damage with no additional effect.
Learned at Lv. 31
Ultra Sun Ultra Moon
Has double power against Pokémon that have less than half their max HP remaining.
Learned at Lv. 35
Scarlet Violet
Has a chance to confuse the target.
Off-type attacks that expand what this Pokémon can threaten.
TM/TR Moves
Yellow
Has a chance to freeze the target.
Learned at Lv. 42
X Y
Inflicts regular damage with no additional effect.
TM/TR Moves
Sword Shield
User bounces high into the air, dodging all attacks, and hits next turn.
Support, disruption, and setup tools worth noticing.
Learned at Lv. 35
Scarlet Violet
Has a chance to confuse the target.
TM/TR Moves
Xd
Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
Tutor Moves
Ultra Sun Ultra Moon
Has a chance to confuse the target.
TM/TR Moves
Yellow
Has a chance to freeze the target.
Horsea can have the Swift Swim, Sniper abilities. Its hidden ability is Damp.
Where this Pokémon appears in supported games, including method, level range, and encounter conditions.