Route 1
Day:
Pidgey
Rattata
Sentret
Bellsprout
Night:
Rattata
Hoothoot
Oddish

Route 22
Day:
Mankey
Spearow
Rattata
Doduo
Ponyta
NidoranF
NidoranM
Night:
Mankey
Rattata
Ponyta

Route 2
Day:
Pidgey
Caterpie
Weedle
Rattata
Metapod
Kakuna
Ledyba
Bellsprout
Night:
Hoothoot
Spinarak
Kakuna
Weedle
Oddish

Viridian Forest
Day:
Caterpie
Weedle
Kakuna
Metapod
Pikachu
Pidgey
Bellsprout
Night:
Hoothoot
Pikachu
Oddish

Route 3
Day:
Spearow
Jigglypuff
Rattata
Ekans
Sandshrew
Night:
Rattata
Zubat
Jigglypuff

Mt. Moon
1F
Day:
Zubat
Paras
Geodude
Clefairy
Sandshrew
Onix (1%)
Night:
Zubat
Geodude
Paras
Clefairy
Onix (1%)
B1F
Day:
Paras
Night:
Paras
B2F
Day:
Zubat
Geodude
Paras
Clefairy
Sandshrew
Onix (1%)
Night:
Zubat
Geodude
Paras
Clefairy
Onix (1%)

Route 4
Day:
Rattata
Spearow
Ekans
Mankey
Jigglypuff
Sandshrew
Night:
Zubat
Rattata
Jigglypuff

Route 24
Day:
Oddish
Pidgey
Abra
Bellsprout
(Weepinbell)
Sunkern
Night:
Venonat
Oddish
Abra
(Gloom)

Route 25
Day:
Oddish
Pidgey
Abra
Bellsprout
(Weepinbell)
Sunkern
(Pidgeotto)
Venonat
Night:
Hoothoot
Venonat
Oddish
Abra
(Gloom)
(Noctowl)

Route 5
Day:
Pidgey
Meowth
Bellsprout
Abra
Growlithe
Snubbull
Night:
Oddish
(Gloom)
Abra
Vulpix
Meowth
Hoothoot

Route 6
Day:
Pidgey
Meowth
Bellsprout
Magnemite
Abra
Snubbull
Growlithe
Night:
Oddish
Magnemite
Abra
Drowzee
Psyduck
Vulpix

Diglett's Cave:
Day:
Diglett
(Dugtrio)
Zubat
Night:
Diglett
(Dugtrio)
Zubat

Route 11
Day:
Ekans
Spearow
Drowzee
Sandshrew
Magnemite
Hoppip
(Pidgeotto)
(Raticate)
Night:
Drowzee
Meowth
(Noctowl)
(Raticate)
Magnemite