Kanto

HeartGold HeartGold SoulSilver SoulSilver FireRed FireRed LeafGreen LeafGreen Crystal Crystal Gold Gold Silver Silver Yellow Yellow Red Red Blue Blue
Walking in tall grass or a cave
Pattern Bush
10%
L6
10%
L6
Route 2
north, towards Pewter City
1%
L4
During the day
+20%
L3
In the morning
Radio off
+10%
L3
During the day
Radio off
+10%
L3
At night
Radio off
+10%
L5
Route 2
south, towards Viridian City
1%
L4
During the day
+20%
L3
In the morning
Radio off
+10%
L3
During the day
Radio off
+10%
L3
At night
Radio off
+10%
L5
5%
L4–5
5%
L4–5
In the morning
+30%
L3
During the day
+30%
L3
15%
L3–5
Route 24
20%
L7
20%
L7
20%
L7
Route 25
20%
L8
20%
L8
20%
L8
1%
L8
Viridian Forest
Not during a swarm
In the morning
+40%
L3
Not during a swarm
During the day
+20%
L3
During the day
Not during a swarm
+20%
L3
40%
L3–5
40%
L3–5
45%
L3–5
5%
L3

Johto

HeartGold HeartGold SoulSilver SoulSilver Crystal Crystal Gold Gold Silver Silver
Walking in tall grass or a cave
Ilex Forest
In the morning
+20%
L5
During the day
+40%
L5–6
In the morning
Radio off
+30%
L5–6
During the day
Radio off
+10%
L5
Radio off
During the day
+10%
L6
In the morning
+30%
L5
During the day
+30%
L5
In the morning
+50%
L5
During the day
+60%
L5–6
National Park
In the morning
+20%
L10
During the day
+20%
L10
In the morning
Radio off
+30%
L10–12
During the day
Radio off
+10%
L10
In the morning
+5%
L10
During the day
+5%
L10
In the morning
+50%
L10–12
During the day
+30%
L10
Route 30
In the morning
+20%
L3
During the day
+25%
L3–4
In the morning
Radio off
+30%
L3–4
During the day
Radio off
+10%
L3
In the morning
+5%
L3
During the day
+5%
L3
In the morning
+50%
L3–4
During the day
+35%
L3–4
Route 31
In the morning
+20%
L4
During the day
+25%
L4–5
In the morning
Radio off
+10%
L4
During the day
Radio off
+10%
L4
In the morning
+5%
L4
During the day
+5%
L4
In the morning
+30%
L4
During the day
+35%
L4–5
Unknown; all bugs
100%
L10–14

Sinnoh

Platinum Platinum Diamond Diamond Pearl Pearl
Walking in tall grass or a cave
Eterna Forest
LeafGreen in slot 2
+4%
L13
Route 204
north, towards Floaroma Town
LeafGreen in slot 2
+8%
L10
Route 204
south, towards Jubilife City
LeafGreen in slot 2
+8%
L5
LeafGreen in slot 2
+8%
L6
LeafGreen in slot 2
+8%
L6

Kalos

X X Y Y
Walking in tall grass or a cave
Route 2
11%
L3–4
Santalune Forest
20%
L2–3
10%
L2