Related Clues:

• Although this followed 9 down, in short, for 7 down, that makes it fishy
• Sack this like a trombone
• Although one ton of this can get through a hole
• But one might be thinking of this before tea
• Although Hal gets one on this in a fishy way
• Although a ton of it would go through a hole
• Although this might capsize the vessel
• The barrel is overturned, although it's the first of 21 across
• But you start it
• Although overturned, still will hold water
• Although it sounds like what the ram will do to turn the vessel over
• Although it sounds bigger than 13 across
• Although the cask may have been overturned
• Save for a sort of barrel upside down
• 'That ... can't be ...'