Mud Piles

A Mud Pile.

Mud Piles are brown collideable objects that can only be found on uninhabited islandss and pirate camp islands.

When interacted with, you can forage bait for fishing:

• Grub (common)
• Worm (less common)

Grubs and Worms are currently only used for fishing, and does not have any crafting or consumable properties.

Source

• Uninhabited Island
• Ancient Island
• Pirate Camp Island