Reef corals are heterotrophic coelenterates that achieve high productivity through their photosynthetic dinoflagellate symbionts. Excessive seawater temperature destabilises this symbiosis and causes corals to "bleach. " lowering their photosynthetic capacity. Bleaching poses a serious threat to the persistence of coral reefs on a global scale. https://thebanyantreers.shop/product-category/cake-stand/