Union Cave

Johto

1F

	HeartGold	SoulSilver	Crystal	Gold	Silver
Walking in tall grass or a cave
Rattata	10% L4	30% L4–6 +10% L6	+10% L4 +10% L4 +40% L4–6	10% L4	40% L4–6
Sandshrew	20% L6 +10% L6		+30% L6 +30% L6	30% L6
Zubat	5% L7 +20% L5	5% L7 +20% L5	+25% L5–7 +25% L5–7 +5% L7	25% L5–7	25% L5–7
Geodude	20% L6 +10% L6	20% L6 +10% L6	+30% L6 +30% L6 +30% L6	30% L6	30% L6
Onix	5% L6	5% L6	+5% L6 +5% L6 +5% L6	5% L6	5% L6
Wooper			+20% L5
Makuhita	+20% L5	+20% L5
Chingling	+20% L5	+20% L5
Absol	+20% L6	+20% L6
Bronzor	+20% L6	+20% L6
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with an Old Rod
Goldeen	15% L10	15% L10	15% L10	15% L10	15% L10
Magikarp	85% L10	85% L10	85% L10	85% L10	85% L10
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with a Good Rod
Goldeen	60% L20	60% L20	65% L20	65% L20	65% L20
Magikarp	40% L20	40% L20	35% L20	35% L20	35% L20
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with a Super Rod
Goldeen	70% L40	70% L40	70% L40	70% L40	70% L40
Seaking	10% L40	10% L40	10% L40	10% L40	10% L40
Magikarp	20% L40	20% L40	20% L40	20% L40	20% L40
	HeartGold	SoulSilver	Crystal	Gold	Silver
Surfing
Wooper	60% L10–20	60% L10–20	60% L15–19	60% L15–19	60% L15–19
Quagsire	40% L10–25	40% L10–25	40% L15–24	40% L15–24	40% L15–24

B1F

	HeartGold	SoulSilver	Crystal	Gold	Silver
Walking in tall grass or a cave
Rattata	5% L6	25% L6–8 +10% L8	+10% L6–8 +10% L6–8 +10% L6–8	5% L6	35% L6–8
Sandshrew	20% L8 +10% L8			30% L8
Zubat	5% L9 +20% L7	5% L9 +20% L7	+50% L6–8 +50% L6–8 +30% L6	25% L7–9	25% L7–9
Geodude	20% L8 +10% L8	20% L8 +10% L8	+30% L8 +30% L8 +30% L8	30% L8	30% L8
Onix	10% L8	10% L8	+10% L8 +10% L8 +10% L8	10% L8	10% L8
Wooper			+20% L8
Makuhita	+20% L7	+20% L7
Chingling	+20% L7	+20% L7
Absol	+20% L8	+20% L8
Bronzor	+20% L8	+20% L8
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with an Old Rod
Goldeen	15% L10	15% L10	15% L10	15% L10	15% L10
Magikarp	85% L10	85% L10	85% L10	85% L10	85% L10
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with a Good Rod
Goldeen	60% L20	60% L20	65% L20	65% L20	65% L20
Magikarp	40% L20	40% L20	35% L20	35% L20	35% L20
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with a Super Rod
Goldeen	70% L40	70% L40	70% L40	70% L40	70% L40
Seaking	10% L40	10% L40	10% L40	10% L40	10% L40
Magikarp	20% L40	20% L40	20% L40	20% L40	20% L40
	HeartGold	SoulSilver	Crystal	Gold	Silver
Surfing
Wooper	60% L10–20	60% L10–20	60% L15–19	60% L15–19	60% L15–19
Quagsire	40% L10–25	40% L10–25	40% L15–24	40% L15–24	40% L15–24

B2F

	HeartGold	SoulSilver	Crystal	Gold	Silver
Walking in tall grass or a cave
Rattata	5% L20	5% L20		5% L20	5% L20
Raticate	20% L22 +10% L22	20% L22 +10% L22	+10% L21 +10% L21 +10% L21	30% L22	30% L22
Zubat	20% L22 +10% L22	20% L22 +10% L22	+50% L22 +50% L22 +30% L22	30% L22	30% L22
Golbat	+20% L22	+20% L22	+30% L22 +30% L22 +30% L22	20% L22	20% L22
Geodude	10% L21	10% L21	+5% L20 +5% L20 +5% L20	10% L21	10% L21
Onix	5% L23	5% L23	+5% L23 +5% L23 +5% L23	5% L23	5% L23
Quagsire			+20% L22
Makuhita	+20% L22	+20% L22
Chingling	+20% L22	+20% L22
Absol	+20% L22	+20% L22
Bronzor	+20% L22	+20% L22
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with an Old Rod
Krabby	15% L10	15% L10	15% L10	15% L10	15% L10
Magikarp	85% L10	85% L10	85% L10	85% L10	85% L10
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with a Good Rod
Krabby	50% L20	50% L20	+55% L20 +55% L20 +55% L20	+55% L20 +55% L20 +55% L20	+55% L20 +55% L20 +55% L20
Staryu	+10% L20	+10% L20	+10% L20	+10% L20	+10% L20
Magikarp	40% L20	40% L20	+35% L20 +35% L20 +35% L20	+35% L20 +35% L20 +35% L20	+35% L20 +35% L20 +35% L20
Corsola	+10% L20 +10% L20	+10% L20 +10% L20	+10% L20 +10% L20	+10% L20 +10% L20	+10% L20 +10% L20
	HeartGold	SoulSilver	Crystal	Gold	Silver
Fishing with a Super Rod
Krabby	60% L40	60% L40	+60% L40 +60% L40 +60% L40	+60% L40 +60% L40 +60% L40	180% L40
Kingler	10% L40	10% L40	+10% L40 +10% L40 +10% L40	+10% L40 +10% L40 +10% L40	30% L40
Staryu	+30% L40	+30% L40	+30% L40	+30% L40	30% L40
Corsola	+30% L40 +30% L40	+30% L40 +30% L40	+30% L40 +30% L40	+30% L40 +30% L40	60% L40
	HeartGold	SoulSilver	Crystal	Gold	Silver
Surfing
Tentacool	60% L10–20	60% L10–20	60% L15–19	60% L15–19	60% L15–19
Tentacruel	10% L15–25	10% L15–25	10% L20–24	10% L20–24	10% L20–24
Quagsire	30% L15–25	30% L15–25	30% L20–24	30% L20–24	30% L20–24