Route 16

	HeartGold	SoulSilver	Yellow	Red	Blue
Walking in tall grass or a cave
Doduo			40% L22–26	25% L18–22	25% L18–22
Fearow	+30% L27–29 +30% L27–29 +10% L27 +10% L27	+30% L27–29 +30% L27–29 +10% L27 +10% L27	5% L24
Grimer	20% L26 +20% L27 +30% L26–28 +10% L27	20% L26 +20% L27 +30% L26–28 +10% L27
Minun	+20% L28	+20% L28
Muk	5% L30	5% L30
Murkrow	+10% L29	+10% L29
Plusle	+20% L26–27	+20% L26–27
Raticate			5% L25–26	5% L23–25	5% L23–25
Rattata			25% L23–24	30% L18–22	30% L18–22
Shinx	+40% L26–28	+40% L26–28
Slugma	5% L27	5% L27
Spearow			25% L22–23	40% L20–22	40% L20–22

	FireRed	LeafGreen
Walking in tall grass or a cave
Doduo	35% L18–22	35% L18–22
Raticate	5% L23–25	5% L23–25
Rattata	30% L18–22	30% L18–22
Spearow	30% L20–22	30% L20–22