Horsea
#190 in the HeartGold & SoulSilver Pokédex • Dragon Pokémon
Horsea
#190 in the HeartGold & SoulSilver Pokédex • Dragon Pokémon
Stats
Min
Max
HP
30
170
264
Attack
40
76
196
Defense
70
130
262
Sp. Atk
70
130
262
Sp. Def
25
49
163
Speed
60
112
240
Total
295
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.

Normal

Shiny
Horsea
Dragon Pokémon

Growth
| Pokédexes | Updated Johto #190 |
|---|---|
| EV yield | 1 SpA |
| Catch rate | 225 |
| Base Exp. | 59 |
Lore

HeartGold
If attacked by a larger enemy, it quickly swims to safety by adeptly controlling its well-developed dorsal fin.

SoulSilver
Its big, developed fins move rapidly, allowing it to swim backward while still facing forward.
Evolution
| Pokémon | Requires | Evolution |
|---|---|---|
![]() Horsea #190 | Level 32 | ![]() Seadra #191 |
![]() Seadra #191 | Trade holding Dragon Scale | ![]() Kingdra #192 |
Encounters
| Location | Method | Level | Chance | Conditions |
|---|---|---|---|---|
Whirl Islands Whirl Islands (1F) | Fishing with a Good Rod | 20 | 10% | - |
Whirl Islands Whirl Islands (1F) | Fishing with a Super Rod | 40 | 30% | - |
Whirl Islands Whirl Islands (1F) | Surfing | 10-20 | 30% | - |
Whirl Islands Whirl Islands (B2F) | Fishing with a Good Rod | 20 | 10% | - |
Whirl Islands Whirl Islands (B2F) | Fishing with a Super Rod | 40 | 30% | - |
Whirl Islands Whirl Islands (B2F) | Surfing | 15-25 | 60% | - |
Seafoam Islands Seafoam Islands (B4F) | Fishing with a Good Rod | 20 | 10% | - |
Seafoam Islands Seafoam Islands (B4F) | Fishing with a Super Rod | 40 | 30% | - |
Seafoam Islands Seafoam Islands (B4F) | Surfing | 30-40 | 30% | - |
| Location | Method | Level | Chance | Conditions |
|---|---|---|---|---|
Whirl Islands Whirl Islands (1F) | Fishing with a Good Rod | 20 | 10% | - |
Whirl Islands Whirl Islands (1F) | Fishing with a Super Rod | 40 | 30% | - |
Whirl Islands Whirl Islands (1F) | Surfing | 10-20 | 30% | - |
Whirl Islands Whirl Islands (B2F) | Fishing with a Good Rod | 20 | 10% | - |
Whirl Islands Whirl Islands (B2F) | Fishing with a Super Rod | 40 | 30% | - |
Whirl Islands Whirl Islands (B2F) | Surfing | 15-25 | 60% | - |
Seafoam Islands Seafoam Islands (B4F) | Fishing with a Good Rod | 20 | 10% | - |
Seafoam Islands Seafoam Islands (B4F) | Fishing with a Super Rod | 40 | 30% | - |
Seafoam Islands Seafoam Islands (B4F) | Surfing | 30-40 | 30% | - |
Held Items
Moves
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| Start | Bubble | ![]() | Special | 20 | 100 | 30 | A spray of countless bubbles is jetted at the foe. It may also lower the target’s Speed stat. |
| 4 | Smokescreen | ![]() | Status | - | 100 | 20 | The user releases an obscuring cloud of smoke or ink. It reduces the foe’s accuracy. |
| 8 | Leer | ![]() | Status | - | 100 | 30 | The foe is given an intimidating leer with sharp eyes. The target’s Defense stat is reduced. |
| 11 | Water Gun | ![]() | Special | 40 | 100 | 25 | The foe is blasted with a forceful shot of water. |
| 14 | Focus Energy | ![]() | Status | - | - | 30 | The user takes a deep breath and focuses to raise the critical-hit ratio of its attacks. |
| 18 | Bubble Beam | ![]() | Special | 65 | 100 | 20 | A spray of bubbles is forcefully ejected at the foe. It may also lower the target’s Speed stat. |
| 23 | Agility | ![]() | Status | - | - | 30 | The user relaxes and lightens its body to move faster. It sharply boosts the Speed stat. |
| 26 | Twister | ![]() | Special | 40 | 100 | 20 | The user whips up a vicious tornado to tear at the foe. It may also make the foe flinch. |
| 30 | Brine | ![]() | Special | 65 | 100 | 10 | If the foe’s HP is down to about half, this attack will hit with double the power. |
| 35 | Hydro Pump | ![]() | Special | 120 | 80 | 5 | The foe is blasted by a huge volume of water launched under great pressure. |
| 38 | Dragon Dance | ![]() | Status | - | - | 20 | The user vigorously performs a mystic, powerful dance that boosts its Attack and Speed stats. |
| 42 | Dragon Pulse | ![]() | Special | 90 | 100 | 10 | The foe is attacked with a shock wave generated by the user’s gaping mouth. |
Machines
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| TM03 | Water Pulse | ![]() | Special | 60 | 100 | 20 | The user attacks the foe with a pulsing blast of water. It may also confuse the foe. |
| TM06 | Toxic | ![]() | Status | - | 85 | 10 | A move that leaves the target badly poisoned. Its poison damage worsens every turn. |
| TM07 | Hail | ![]() | Status | - | - | 10 | The user summons a hailstorm lasting five turns. It damages all Pokémon except the Ice type. |
| TM10 | Hidden Power | ![]() | Special | 1 | 100 | 15 | A unique attack that varies in type and intensity depending on the Pokémon using it. |
| TM13 | Ice Beam | ![]() | Special | 95 | 100 | 10 | The foe is struck with an icy-cold beam of energy. It may also freeze the target solid. |
| TM14 | Blizzard | ![]() | Special | 120 | 70 | 5 | A howling blizzard is summoned to strike the foe. It may also freeze the target solid. |
| TM17 | Protect | ![]() | Status | - | - | 10 | It enables the user to evade all attacks. Its chance of failing rises if it is used in succession. |
| TM18 | Rain Dance | ![]() | Status | - | - | 5 | The user summons a heavy rain that falls for five turns, powering up Water- type moves. |
| TM21 | Frustration | ![]() | Physical | - | 100 | 20 | A full-power attack that grows more powerful the less the user likes its Trainer. |
| TM27 | Return | ![]() | Physical | - | 100 | 20 | A full-power attack that grows more powerful the more the user likes its Trainer. |
| TM32 | Double Team | ![]() | Status | - | - | 15 | By moving rapidly, the user makes illusory copies of itself to raise its evasiveness. |
| TM42 | Facade | ![]() | Physical | 70 | 100 | 20 | An attack move that doubles its power if the user is poisoned, paralyzed, or has a burn. |
| TM43 | Secret Power | ![]() | Physical | 70 | 100 | 20 | The user attacks with a secret power. Its added effects vary depending on the user’s environment. |
| TM44 | Rest | ![]() | Status | - | - | 5 | The user goes to sleep for two turns. It fully restores the user’s HP and heals any status problem. |
| TM45 | Attract | ![]() | Status | - | 100 | 15 | If it is the opposite gender of the user, the foe becomes infatuated and less likely to attack. |
| TM55 | Brine | ![]() | Special | 65 | 100 | 10 | If the foe’s HP is down to about half, this attack will hit with double the power. |
| TM58 | Endure | ![]() | Status | - | - | 10 | The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession. |
| TM59 | Dragon Pulse | ![]() | Special | 90 | 100 | 10 | The foe is attacked with a shock wave generated by the user’s gaping mouth. |
| TM78 | Captivate | ![]() | Status | - | 100 | 20 | If it is the opposite gender of the user, the foe is charmed into sharply lowering its Sp. Atk stat. |
| TM82 | Sleep Talk | ![]() | Status | - | - | 10 | While it is asleep, the user randomly uses one of the moves it knows. |
| TM83 | Natural Gift | ![]() | Physical | - | 100 | 15 | The user draws power to attack by using its held Berry. The Berry determines its type and power. |
| TM87 | Swagger | ![]() | Status | - | 90 | 15 | The user enrages the foe into confusion. However, it also sharply raises the foe’s Attack stat. |
| TM90 | Substitute | ![]() | Status | - | - | 10 | The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy. |
| TM91 | Flash Cannon | ![]() | Special | 80 | 100 | 10 | The user gathers all its light energy and releases it at once. It may also lower the foe’s Sp. Def stat. |
| HM03 | Surf | ![]() | Special | 95 | 100 | 15 | It swamps the entire battlefield with a giant wave. It can also be used for crossing water. |
| HM05 | Whirlpool | ![]() | Special | 15 | 70 | 15 | Traps the foe inside a whirlpool that lasts for two to five turns. The user can pass through whirlpools. |
| HM07 | Waterfall | ![]() | Physical | 80 | 100 | 15 | The user charges at the foe rapidly, and may make it flinch. It can also be used to climb a waterfall. |
Tutors
| Class | Description | |||||
|---|---|---|---|---|---|---|
| Bounce | ![]() | Physical | 85 | 85 | 5 | The user bounces up high, then drops on the foe on the second turn. It may also paralyze the foe. |
| Dive | ![]() | Physical | 80 | 100 | 10 | A two-turn attack. The user dives underwater on the first turn, then hits on the next turn. |
| Headbutt | ![]() | Physical | 70 | 100 | 15 | The user attacks with its head. It may make the foe flinch. To find Pokémon, hit trees. |
| Icy Wind | ![]() | Special | 55 | 95 | 15 | The user attacks with a gust of chilled air. It also lowers the target’s Speed stat. |
| Outrage | ![]() | Physical | 120 | 100 | 15 | The user rampages and attacks for two to three turns. However, it then becomes confused. |
| Signal Beam | ![]() | Special | 75 | 100 | 15 | The user attacks with a sinister beam of light. It may also confuse the target. |
| Snore | ![]() | Special | 40 | 100 | 15 | An attack that can be used only if the user is asleep. The harsh noise may also make the foe flinch. |
| Swift | ![]() | Special | 60 | - | 20 | Star-shaped rays are shot at the foe. This attack never misses. |
| Twister | ![]() | Special | 40 | 100 | 20 | The user whips up a vicious tornado to tear at the foe. It may also make the foe flinch. |
Breeding
| Class | Description | |||||
|---|---|---|---|---|---|---|
| Aurora Beam | ![]() | Special | 65 | 100 | 20 | The foe is hit with a rainbow-colored beam. It may also lower the target’s Attack stat. |
| Disable | ![]() | Status | - | 80 | 20 | For several turns, this move prevents the foe from using the move it last used. |
| Dragon Breath | ![]() | Special | 60 | 100 | 20 | The user exhales a mighty gust that inflicts damage. It may also paralyze the target. |
| Dragon Rage | ![]() | Special | - | 100 | 10 | The foe is stricken by a shock wave. This attack always inflicts 40 HP damage. |
| Flail | ![]() | Physical | - | 100 | 15 | The user flails about aimlessly to attack. It becomes more powerful the less HP the user has. |
| Muddy Water | ![]() | Special | 95 | 85 | 10 | The user attacks by shooting out muddy water. It may also lower the foe’s accuracy. |
| Octazooka | ![]() | Special | 65 | 85 | 10 | The user attacks by spraying ink in the foe’s face or eyes. It may also lower the target’s accuracy. |
| Razor Wind | ![]() | Special | 80 | 100 | 10 | A two-turn attack. Blades of wind hit the foe on the second turn. It has a high critical-hit ratio. |
| Signal Beam | ![]() | Special | 75 | 100 | 15 | The user attacks with a sinister beam of light. It may also confuse the target. |
| Splash | ![]() | Status | - | - | 40 | The user just flops and splashes around to no effect at all... |
Traits
Swift Swim
Ability Slot 1
Boosts the Pokémon’s Speed in rain.
Doubles Speed during rain.
Sniper
Ability Slot 2
Powers up moves if they become critical hits.
Strengthens critical hits to inflict 3× damage rather than 2×.







































Special
Status



Physical


