Pokémon Have many hiding places...In Trees, In Seas, everywhere. Here is a list of where Pokémon are found. It is currently incomplete but we'll add as we know more. The stuff below is 95% confirmed but could change

Pallet Town

Picture No. US. Name Rarity Version
#001 Bulbasaur Only 1 Fire Red
Leaf Green
#004 Charmander Only 1 Fire Red
Leaf Green
#007 Squirtle Only 1 Fire Red
Leaf Green

Route 1

Picture No. US. Name Rarity Version
#016 Pidgey ? Fire Red
Leaf Green
#019 Rattata ? Fire Red
Leaf Green

Route 22

Picture No. US. Name Rarity Version
#019 Rattata ? Fire Red
Leaf Green
#022 Spearow ? Fire Red
Leaf Green
#056 Mankey ? Fire Red
 

Route 2

Picture No. US. Name Rarity Version
#010 Caterpie ? Fire Red
Leaf Green
#013 Weedle ? Fire Red
Leaf Green
#016 Pidgey ? Fire Red
Leaf Green
#019 Rattata ? Fire Red
Leaf Green

Viridian Forest

Picture No. US. Name Rarity Version
#010 Caterpie ? Fire Red
Leaf Green
#011 Metapod ? Fire Red
Leaf Green
#013 Weedle ? Fire Red
Leaf Green
#014 Kakuna ? Fire Red
Leaf Green
#025 Pikachu ? Fire Red
Leaf Green

Route 3

Picture No. US. Name Rarity Version
#016 Pidgey ? Fire Red
Leaf Green
#022 Spearow ? Fire Red
Leaf Green
#029 Nidoran ?  
Leaf Green
#032 Nidoran ? Fire Red
 
#039 Jigglypuff ? Fire Red
Leaf Green
#056 Mankey ? Fire Red
 

Mt. Moon 1st Floor

Picture No. US. Name Rarity Version
#035 Clefairy ? Fire Red
Leaf Green
#041 Zubat ? Fire Red
Leaf Green
#046 Paras ? Fire Red
Leaf Green
#074 Geodude ? Fire Red
Leaf Green

Basement 1

Picture No. US. Name Rarity Version
#046 Paras ? Fire Red
Leaf Green

Mt. Moon Basement 2

Picture No. US. Name Rarity Version
#035 Clefairy ? Fire Red
Leaf Green
#041 Zubat ? Fire Red
Leaf Green
#046 Paras ? Fire Red
Leaf Green
#074 Geodude ? Fire Red
Leaf Green

More as it comes

 
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