Lotad locations — where to catch

In Kitakami (Scarlet & Violet – The Teal Mask)

• Fellhorn Gorge — Walk
• Kitakami Wilds — Walk
• Oni Mountain — Walk
• Timeless Woods — Walk
• Wistful Fields — Walk

In Sinnoh (Diamond, Pearl & Platinum)

• Route 203 — Walk
• Route 204 — Walk
• Route 205 — Walk
• Route 212 — Walk

In Johto & Kanto (HeartGold & SoulSilver)

• Johto Safari Zone — Walk

In Hoenn (Ruby, Sapphire & Emerald)

• Route 102 — Walk
• Route 114 — Walk

Other games (3)

• Sword / Shield (Gen 8): Bridge Field, Dappled Grove, Route 2, Galar Route 2, Rolling Fields, Stony Wilderness, West Lake Axewell
• Omega Ruby / Alpha Sapphire (Gen 6): Hoenn Route 102, Hoenn Route 114
• Black / White (Gen 5): White Forest

Lotad — full Pokédex entry