Domire Orange Artificial Marine Plants for Aquarium Decor & Home Fish Tank Decoration Ornament This artificial sea plant is great for fish tank decoration. Brilliant color, very beautiful and lifelike. Ideal decoration for the fish tank and aquarium. Harmless to All Fish It is soft, flexible and dynamic, which will add unique landscape for your blank and tedious fish tank. No harm to aquarium creature, a nice place for nitrobacteria.