Route 17

	HeartGold	SoulSilver	Yellow	Red	Blue
Walking in tall grass or a cave
Dodrio			1% L29
Doduo			50% L26–28	25% L24–28	25% L24–28
Fearow	+30% L28–30 +30% L28–30 +10% L28 +10% L28	+30% L28–30 +30% L28–30 +10% L28 +10% L28	25% L27–29	5% L25–27	5% L25–27
Grimer	+20% L27 +40% L27–28 +20% L29 +10% L27 +20% L27–28	+20% L27 +40% L27–28 +20% L29 +10% L27 +20% L27–28
Minun	+20% L29	+20% L29
Muk	5% L32 +10% L30	5% L32 +10% L30
Plusle	+20% L27–28	+20% L27–28
Ponyta			24% L28–32
Raticate				30% L25–29	30% L25–29
Shinx	+40% L27–29	+40% L27–29
Slugma	5% L29 +20% L27 +10% L27	5% L29 +20% L27 +10% L27
Spearow				40% L20–22	40% L20–22
	HeartGold	SoulSilver	Yellow	Red	Blue
Fishing with an Old Rod
Magikarp			100% L5	100% L5	100% L5
	HeartGold	SoulSilver	Yellow	Red	Blue
Fishing with a Good Rod
Goldeen			50% L10	50% L10	50% L10
Poliwag			50% L10	50% L10	50% L10
	HeartGold	SoulSilver	Yellow	Red	Blue
Fishing with a Super Rod
Goldeen				25% L15	25% L15
Krabby				25% L15	25% L15
Magikarp				25% L15	25% L15
Shellder			30% L25–35
Tentacool			70% L5–15	25% L5	25% L5

	FireRed	LeafGreen
Walking in tall grass or a cave
Doduo	35% L24–28	35% L24–28
Fearow	5% L25–27	5% L25–27
Raticate	25% L25–29	25% L25–29
Rattata	5% L22	5% L22
Spearow	30% L20–22	30% L20–22