Possible Clues:

• New Englander's catch
• Joke of a fish?
• Pkg. with money due
• Hook-shaped NE Cape
• Pay fro the fish when you get it!
• One swimming in sea for a joke
• Massa-chusetts cape
• What nonsense that you should have to pay for seafood when you get it!
• Massachusetts' Cape
• Pollock, e.g.