Published in Science recently that 11.1 billion stuff made out of plastics cause diseases in corals by scraping against them in the reef. Maybe that's why corals are checking out. I always thought they were more resilient than that. I will be careful not to roll my corals around the sand after they fall to bottom of the tank
http://science.sciencemag.org/content/359/6374/460.full
http://science.sciencemag.org/content/359/6374/460.full
Last edited: