Where to catch Basculin

In Paldea (Scarlet & Violet)

• East Province (Area Three) — Walk
• East Province (Area Two) — Walk
• Glaseado Mountain — Walk
• South Province (Area Five) — Walk
• South Province (Area Four) — Walk
• South Province (Area One) — Walk
• South Province (Area Six) — Walk
• South Province (Area Three) — Walk
• South Province (Area Two) — Walk
• West Province (Area One) — Walk
• West Province (Area Three) — Walk
• West Province (Area Two) — Walk

In Kitakami (Scarlet & Violet – The Teal Mask)

• Timeless Woods — Walk

Basculin — full Pokédex entry