Related Clues:

• Unagi
• Electric fish, perhaps
• Sushi-bar delicacy
• ___ roll (sushi item)
• Sniggler's target
• Underwater slitherer
• 'Pop Goes the --'
• Ermine, for one
• Underwater electricity source
• Slim fish
• Wolverine relative
• It's often smoked in Sweden
• Sand lance look-alike
• Fisherman's catch
• Shady sort