It appeared suddenly and cannot be removed.
#The installation is strange.
jagged wren
unique wedge
I do not know if this is what happened for you, but I have heard that the auto-pet/feed/collect items will spontaneously appear on the farmgrounds after placing or moving a sea-barn, but if you sleep/save and reload the game they should disappear.
jagged prawn
It appeared suddenly and cannot be removed.
Hey @jagged wren! There is already a similiar report.
You can add your details and follow the original post there: https://discord.com/channels/623097219628662784/1281277799092588578 