Related Clues:

• Algae on the beach
• Sort of seaweed
• Seaweed used as food
• Ocean plant
• Vitamin K source
• Sushi seaweed
• Seaweed that surrounds sushi
• Oceanic flora
• Source of the food thickener alginate
• Marine plant
• Water bed?
• A large brown seaweed
• Large brown seaweed used for manure
• Type of seaweed
• Plant such as kelp