While fishing you can move your boat has you want.
If you try to past through the buoy you will be stuck.
That is what happen:
https://www.youtube.com/watch?v=OztLj_oshMs
Linked issues
duplicates 1
Comments 3
I think dupe of MC-96499
MC-97735
Fishing rod + hit box collision with boat
Resolved
Duplicate
2
(Unassigned)
Community Consensus
Minecraft 1.9 Pre-Release 2, Minecraft 1.9 Pre-Release 4, Minecraft 1.9
Retrieved
Can confirm for 1.9 pre-release 4.