Kanto

HeartGold HeartGold SoulSilver SoulSilver FireRed FireRed LeafGreen LeafGreen Yellow Yellow Red Red Blue Blue
Walking in tall grass or a cave
Route 21
100%
L17–28
100%
L17–28
Route 28
20%
L39
Radio off
+10%
L39
20%
L39
Radio off
+10%
L39
Safari Zone
Area 3, west
1%
L27
Safari Zone
middle
4%
L22
Sea Route 21
50%
L20–30
In the morning
+5%
L30
At night
+5%
L30
Radio off
+40%
L25–35
50%
L20–30
In the morning
+5%
L30
At night
+5%
L30
Radio off
+40%
L25–35
10%
L28–32
10%
L28–32
Treasure Beach
30%
L33–35
30%
L33–35

Johto

HeartGold HeartGold SoulSilver SoulSilver
Walking in tall grass or a cave
Mt. Silver
outside
20%
L41
Radio off
+10%
L41
20%
L41
Radio off
+10%
L41
Route 44
20%
L23
Radio off
+10%
L23
20%
L23
Radio off
+10%
L23

Sinnoh

Platinum Platinum Diamond Diamond Pearl Pearl
Walking in tall grass or a cave
Great Marsh
Area 1
1%
L31
No game in slot 2
+4%
L30
Ruby in slot 2
+4%
L30
Sapphire in slot 2
+4%
L30
Emerald in slot 2
+4%
L30
LeafGreen in slot 2
+4%
L30
Great Marsh
Area 2
1%
L31
No game in slot 2
+4%
L30
Ruby in slot 2
+4%
L30
Sapphire in slot 2
+4%
L30
Emerald in slot 2
+4%
L30
LeafGreen in slot 2
+4%
L30
Great Marsh
Area 3
11%
L28–30
In the morning
+10%
L27
During the day
+10%
L27
No game in slot 2
+4%
L29
Ruby in slot 2
+4%
L29
Sapphire in slot 2
+4%
L29
Emerald in slot 2
+4%
L29
LeafGreen in slot 2
+4%
L29
Great Marsh
Area 4
11%
L28–30
In the morning
+10%
L27
During the day
+10%
L27
No game in slot 2
+4%
L29
Ruby in slot 2
+4%
L29
Sapphire in slot 2
+4%
L29
Emerald in slot 2
+4%
L29
LeafGreen in slot 2
+4%
L29
Great Marsh
Area 5
1%
L29
No game in slot 2
+4%
L28
Ruby in slot 2
+4%
L28
Sapphire in slot 2
+4%
L28
Emerald in slot 2
+4%
L28
LeafGreen in slot 2
+4%
L28
Great Marsh
Area 6
1%
L29
No game in slot 2
+4%
L28
Ruby in slot 2
+4%
L28
Sapphire in slot 2
+4%
L28
Emerald in slot 2
+4%
L28
LeafGreen in slot 2
+4%
L28