79: Slowpoke 81: Magnemite

Slowbro

80: Slowbro

Kanto

	HeartGold	SoulSilver	FireRed	LeafGreen	Yellow	Red	Blue
Walking in tall grass or a cave
Cape Brink				5% L37–40
Seafoam Islands 1F							1% L38
Seafoam Islands B1F				5% L33–35
Seafoam Islands B2F				10% L32–34	1% L31	1% L37
Seafoam Islands B3F				15% L32–34
Seafoam Islands B4F				15% L32–34		4% L39
	HeartGold	SoulSilver	FireRed	LeafGreen	Yellow	Red	Blue
Fishing with a Super Rod
Cerulean Cave 1F						25% L23	25% L23
Cerulean Cave B1F						25% L23	25% L23
Cinnabar Island				4% L25–35
Route 23						25% L23	25% L23
	HeartGold	SoulSilver	FireRed	LeafGreen	Yellow	Red	Blue
Surfing
Berry Forest				5% L35–40
Cape Brink				5% L35–40
Cerulean Cave 1F				35% L40–55
Cerulean Cave B1F				35% L50–65
Route 12					5% L15–20
Route 13					5% L15–20
Seafoam Islands B3F				1% L35–40
Seafoam Islands B4F	10% L35–50	10% L35–50		1% L35–40

Johto

	HeartGold	SoulSilver	Crystal	Gold	Silver
Surfing
Slowpoke Well B1F	10% L15–30	10% L15–30	10% L20–24	10% L20–24	10% L20–24

Unova

	Black 2	White 2	Black	White
Surfing in dark spots
Abundant Shrine			5% L35–70	5% L35–70