Green Seaweed 16 g., H2O Life Aquarium Foods. This is the most popular type of dried seaweed in our range. Because of it's natural green color, and it's quality of holding together for extended periods of time in the aquarium water. We work directly with a Japanese grower and producer of the World's Finest dried seaweeds. This enables to produce a fresher product and control the final production of our seaweed items. Our seaweeds are high in protein and enriched with Vitamins A, B1, B2, B6, & K.