To summon Duke Fishron in Terraria, use the Golden Fishing Rod. This is the only fishing pole required. You do not need any potions or accessories. To successfully summon this boss, fish in the Ocean biome during a Blood Moon.
Casting your line in an ocean biome is essential. Duke Fishron will only appear when you’re fishing in a suitable water body during the daytime. Be patient while fishing, as finding the right bait can take time.
Once you catch a Fishron, brace yourself for the boss battle. Duke Fishron is a challenging opponent, so equip yourself with decent armor and weapons. Summoning him near a safe area with minimal obstacles will aid your survival.
Understanding the fishing pole needed to summon Duke Fishron is just the beginning. Preparing for the encounter is equally crucial. In the next section, we will explore effective strategies and tips for defeating Duke Fishron successfully.