Related Clues:

• Subject in a slippery simile
• Charged swimmer
• It may shock you
• Elongated swimmer
• Aquarium wriggler
• Fish in sushi bars
• Sushi serving
• Fish with toxic blood
• Hard-to-hold swimmer
• Reef predator
• Unagi, at a Japanese restaurant
• Whitebait, e.g.
• Wriggly one
• Sea slitherer
• Broiled sushi fish