Items from fishing at the bridge in front of the dragon spiral tower. Credit to YouTuber Tnums.
Link to his video:
Items: 1:20
Pretty Wings - 100
Great Ball - 300
Super Potion - 300
Super Repel - 375
Heal Powder - 400
Energy Powder - 450
Great Ball - 600
Dive Ball - 750
Deep Sea Tooth - 1500
Dragon Fang - 1500
Dragon Scale - 1500
Mystic Water - 1500
Star Dust - 2000
Nugget - 5000
Rare Bone - 5000
Rare Candy - 9700 (GTS)
Comet Shard - 12500