Sea Route 21

	HeartGold	SoulSilver	Yellow	Red	Blue
Walking in tall grass or a cave
Bidoof	+20% L35	+20% L35
Buizel	+20% L25–30	+20% L25–30
Linoone	+20% L35	+20% L35
Mr. Mime	5% L28 +5% L30	5% L28 +5% L30
Pidgeotto			10% L15–19	15% L30–32	15% L30–32
Pidgey			55% L11–17	30% L21–23	30% L21–23
Raticate			5% L15	15% L30	15% L30
Rattata			30% L13–15	30% L21–23	30% L21–23
Tangela	50% L20–30 +5% L30 +5% L30 +40% L25–35	50% L20–30 +5% L30 +5% L30 +40% L25–35		10% L28–32	10% L28–32
Whismur	+20% L25–30	+20% L25–30
	HeartGold	SoulSilver	Yellow	Red	Blue
Fishing with an Old Rod
Magikarp	85% L10	85% L10	100% L5	100% L5	100% L5
Tentacool	15% L10	15% L10
	HeartGold	SoulSilver	Yellow	Red	Blue
Fishing with a Good Rod
Chinchou	20% L20	20% L20
Goldeen			50% L10	50% L10	50% L10
Magikarp	40% L20	40% L20
Poliwag			50% L10	50% L10	50% L10
Shellder	10% L20	10% L20
Tentacool	30% L20	30% L20
	HeartGold	SoulSilver	Yellow	Red	Blue
Fishing with a Super Rod
Chinchou	40% L40	40% L40
Goldeen				25% L15	25% L15
Horsea				25% L15	25% L15
Lanturn	10% L40	10% L40
Shellder	30% L40	30% L40		25% L15	25% L15
Staryu			30% L20	25% L15	25% L15
Tentacool			60% L15–30
Tentacruel	20% L40	20% L40	10% L30
	HeartGold	SoulSilver	Yellow	Red	Blue
Surfing
Tentacool	90% L30–35	90% L30–35	100% L5–40	100% L5–40	100% L5–40
Tentacruel	10% L35	10% L35