Possible Clues:

• Jelly covering a fish and mushroom but lacking rice essentially
• Food thickener from seaweed
• A couple of fish from the weeds of the sea (4-4)
• A fish! A fish! That keeps one moving
• A fish swallowing a scrap, something got from seaweed
• Twice scale up culture medium
• A fish! A fish from the seaweed to get one in motion
• A fish repeatedly seen in seaweed
• Fish at the double may give one a moving experience
• A fish may get one moving at the double