6" of live Caulerpa Mexicana. This plant is usually used as a decorative plant in display tanks but also does well in refugium. Caulerpa Mexicana make a great addition to any refugium or display tank bringing color, bio-diversity, and natural reef appeal to any tank. Great source of natural nutrient export helping to reduce and absorbs nitrate and phosphate. Creates a natural habitat for copepods, amphipods, and other livestock. DOA (Dead on Arrival) Guarantee someone must be present to receive and inspect the package on the first delivery attempt. If the livestock shows signs of melting or sludge then we must be notified of DOA within two hours of shown delivery tracking and provided with clear pictures of the received livestock in received condition double bag and sealed. We do not guarantee the survival of livestock in any tank as we have no control over tanks setup and parameters. 6" of live Caulerpa Mexicana. This plant is usually used as a decorative plant in display tanks but also does well in refugium. Caulerpa Mexicana make a great addition to any refugium or display tank bringing color, bio-diversity, and natural reef appeal to any tank.