Possible Clues:

• Tanks for watching
• Places for fish
• Occupants of square in perfect area for tanks
• For the fish, of course
• Fish confined here under a jetty endlessly look up
• Tanks
• It'd be a quare class of an ear that'd give you the sound of water in there
• Tanks for watching?
• Places where bass could be seen as really getting into solo
• Sites with little privacy