|Abilities||Swift Swim, Water Veil, Lightninrod (Hidden)|
|Episode First Shown in||The Misty Mermaid|
|First Known Owner||Lily|
|First Game Appeared in|
|National Dex Number||#119|
Seaking is a big orange colored fish with white and black markings. It has a different fins, all of which are white with black speckles. There is another small, white fin along its back. It has a horn on its head, two big dark eyes, and pink lips with two small fangs.
- A Seaking briefly appeared in Pre-Match Evaluation!
- Aviadro's Seaking appeared as an image in Feasting For Battle!.
- The Cerulean Gym Seaking appeared in Vs. Lickitung, Vs. Golduck and Vs. Wailmer.
- A trainer's Seaking appeared in Vs. Kabutops.
- Juan's Seaking appeared in Vs. Relicanth and Sealeo.
- Wild Seaking appeared in Daddy Issues: Raising the Prince of the Sea.
- A coordinator's Seaking appeared in Vs. Magcargo.
- Poison Jab
- Tail Whip
- Water Sport
- Horn Attack
- Water Pulse
- Aqua Ring
- Fury Attack
- Horn Drill