Related Clues:

• Seaweed at a sushi bar
• Brown alga rich in iodine
• Agreement with a refusal
• Dashi ingredient
• Oceanic source of iodine
• 'Me neither!'
• Underwater forest flora
• Vegetation in underwater forests
• Brown sushi seaweed
• Growth in an underwater 'forest'
• Seaweed at sushi bars
• Seaweed type
• Formal ''Me neither''
• Seaweed for sushi
• Wet forest growth