Whirl Islands: 15 species in 3 games

Gold and Silver Crystal HeartGold and SoulSilver

Area 1 of 4

Whirl Islands (1F): 14 species across 5 versions

Gold and SilverCrystalHeartGold and SoulSilver

Gold and Silver: 10 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	23	30%	All places
Golbat	Walking in tall grass or a cave	23	5%	All places
Tentacool	Surfing	20 to 24	60%	All places
Tentacruel	Surfing	20 to 24	10%	All places
Seel	Walking in tall grass or a cave	22 to 24	15%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	22 to 24	50%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 19	30%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places

Crystal: 10 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	23	up to 30%	All places
Golbat	Walking in tall grass or a cave	23 to 25	up to 5%	All places
Tentacool	Surfing	20 to 24	60%	All places
Tentacruel	Surfing	20 to 24	10%	All places
Seel	Walking in tall grass or a cave	22 to 24	up to 25%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	22 to 24	up to 50%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 19	30%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places

HeartGold and SoulSilver: 14 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	23	up to 20%	All places
Golbat	Walking in tall grass or a cave	23	5%	All places
Tentacool	Surfing	15 to 25	60%	All places
Tentacruel	Surfing	15 to 25	10%	All places
Seel	Walking in tall grass or a cave	22 to 24	15%	All places
Krabby	Fishing with a good rod	20	50%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	22 to 24	up to 30%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	10 to 20	30%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	40%	All places
Magikarp	Fishing with an old rod	10	85%	All places
Makuhita	Walking in tall grass or a cave	24	20%	All places
Absol	Walking in tall grass or a cave	22 to 23	20%	All places
Chingling	Walking in tall grass or a cave	24	20%	All places
Bronzor	Walking in tall grass or a cave	22 to 23	20%	All places

Area 2 of 4

Whirl Islands (B1F): 8 species across 5 versions

Gold and SilverCrystalHeartGold and SoulSilver

Gold and Silver: 4 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Zubat	24	30%	All places
Golbat	24	5%	All places
Seel	23 to 25	15%	All places
Krabby	23 to 25	50%	All places

Crystal: 4 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Zubat	24	up to 30%	All places
Golbat	25 to 26	up to 10%	All places
Seel	23 to 25	up to 25%	All places
Krabby	23 to 25	up to 60%	All places

HeartGold and SoulSilver: 8 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Zubat	23	up to 20%	All places
Golbat	23	5%	All places
Seel	22 to 24	15%	All places
Krabby	22 to 24	up to 30%	All places
Makuhita	24	20%	All places
Absol	22 to 23	20%	All places
Chingling	24	20%	All places
Bronzor	22 to 23	20%	All places

Area 3 of 4

Whirl Islands (B2F): 14 species across 5 versions

GoldSilverCrystalHeartGold and SoulSilver

Gold: 10 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	24	30%	All places
Golbat	Walking in tall grass or a cave	24	5%	All places
Tentacruel	Surfing	20 to 24	10%	All places
Seel	Walking in tall grass or a cave	23 to 25	15%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	23 to 25	50%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 24	90%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places
Lugia	Static encounter	70	100%	All places

Silver: 10 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	24	30%	All places
Golbat	Walking in tall grass or a cave	24	5%	All places
Tentacruel	Surfing	20 to 24	10%	All places
Seel	Walking in tall grass or a cave	23 to 25	15%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	23 to 25	50%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 24	90%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places
Lugia	Static encounter	40	100%	All places

Crystal: 10 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	25	up to 30%	All places
Golbat	Walking in tall grass or a cave	26 to 27	up to 10%	All places
Tentacruel	Surfing	20 to 24	10%	All places
Seel	Walking in tall grass or a cave	24 to 26	up to 25%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	24 to 26	up to 60%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 24	90%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places
Lugia	Static encounter	60	100%	All places

HeartGold and SoulSilver: 13 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	23	up to 20%	All places
Golbat	Walking in tall grass or a cave	23	5%	All places
Tentacruel	Surfing	15 to 25	30%	All places
Seel	Walking in tall grass or a cave	22 to 24	15%	All places
Krabby	Fishing with a good rod	20	50%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	22 to 24	up to 30%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 25	60%	All places
Seadra	Fishing with a super rod	40	10%	All places
Seadra	Surfing	15 to 30	10%	All places
Magikarp	Fishing with a good rod	20	40%	All places
Magikarp	Fishing with an old rod	10	85%	All places
Makuhita	Walking in tall grass or a cave	24	20%	All places
Absol	Walking in tall grass or a cave	22 to 23	20%	All places
Chingling	Walking in tall grass or a cave	24	20%	All places
Bronzor	Walking in tall grass or a cave	22 to 23	20%	All places

Area 4 of 4

Whirl Islands (B3F): 14 species across 5 versions

Gold and SilverCrystalHeartGoldSoulSilver

Gold and Silver: 9 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	25	30%	All places
Golbat	Walking in tall grass or a cave	25	5%	All places
Tentacruel	Surfing	20 to 24	10%	All places
Seel	Walking in tall grass or a cave	24 to 26	15%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	24 to 26	50%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	15 to 24	90%	All places
Seadra	Fishing with a super rod	40	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places

Crystal: 9 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	26	up to 30%	All places
Golbat	Walking in tall grass or a cave	27 to 28	up to 10%	All places
Tentacruel	Surfing	20 to 24	30%	All places
Seel	Walking in tall grass or a cave	25 to 27	up to 25%	All places
Krabby	Fishing with a good rod	20	55%	All places
Krabby	Fishing with an old rod	10	15%	All places
Krabby	Fishing with a super rod	40	40%	All places
Krabby	Walking in tall grass or a cave	25 to 27	up to 60%	All places
Kingler	Fishing with a super rod	40	20%	All places
Horsea	Fishing with a good rod	20	10%	All places
Horsea	Fishing with a super rod	40	30%	All places
Horsea	Surfing	20 to 24	60%	All places
Seadra	Fishing with a super rod	40	10%	All places
Seadra	Surfing	20 to 24	10%	All places
Magikarp	Fishing with a good rod	20	35%	All places
Magikarp	Fishing with an old rod	10	85%	All places

HeartGold: 9 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	24	up to 20%	All places
Golbat	Walking in tall grass or a cave	24	5%	All places
Seel	Walking in tall grass or a cave	23 to 25	15%	All places
Krabby	Walking in tall grass or a cave	23 to 25	up to 30%	All places
Lugia	Static encounter	70	100%	All places
Makuhita	Walking in tall grass or a cave	25	20%	All places
Absol	Walking in tall grass or a cave	23 to 24	20%	All places
Chingling	Walking in tall grass or a cave	25	20%	All places
Bronzor	Walking in tall grass or a cave	23 to 24	20%	All places

SoulSilver: 9 species
Species	Method	Levels	Chance	Game page
Zubat	Walking in tall grass or a cave	24	up to 20%	All places
Golbat	Walking in tall grass or a cave	24	5%	All places
Seel	Walking in tall grass or a cave	23 to 25	15%	All places
Krabby	Walking in tall grass or a cave	23 to 25	up to 30%	All places
Lugia	Static encounter	45	100%	All places
Makuhita	Walking in tall grass or a cave	25	20%	All places
Absol	Walking in tall grass or a cave	23 to 24	20%	All places
Chingling	Walking in tall grass or a cave	25	20%	All places
Bronzor	Walking in tall grass or a cave	23 to 24	20%	All places