Possible Clues:

• Baked dish containing tail of black fish
• Weapon's sharp point for beheading
• Gar
• Zebulon with a namesake mountain
• Old spear or voracious lake fish
• Long-nosed swimmer
• Fishy dive!
• Down the -- (in the offing)
• 'Stupid boy' — headless goon
• Freshwater game fish