Angler's Tunnel (D4)
Tektite Tile Room
The Tektite tile room has four possible solutions. The answer to this puzzle is in a different room in the dungeon, but you will not encounter that room in most categories. Please also note that the possibility for each solution is not even: some solutions are more common than others.
 
 
Angler Fish
Items: Bow & Bombs
Try to swim to the boss room such that Link is directly above the Angler Fish. Direct three bomb arrows downwards to the boss to defeat it.