Possible Clues:

• Marine food-fish
• Fish in river turned right into bottom of boat
• Fish secured by Scotsman taking boat across river?
• Fish in turbulent creek caught by male, endlessly
• Scot heading for rope in bottom of boat and fish
• Spiny-finned food fish
• Food fish with a blue-green back
• Fish (seen in the sky?)
• Sea fish
• Commonly-eaten fish