corals

Target feed corals (“Phyto feast™” from Reef Nutrition, frozen adult brine shrimp, frozen Cyclop-Eeze ® , live Artemia

喂养（根据礁类营养需要喂养各类植物，冻虾，纤维水藻，活卤虫）

Reef-building or hermatypic corals are only found in the photic zone (above 50 m depth), the depth to which sufficient sunlight penetrates the water for photosynthesis to occur.

大多数石须在大洋的透层（水深不到50米）中生长，这内部共生的单细胞的虫黄藻能够进作用。

Recently, many polyhydroxylated sterols with different biological activities have been found in the soft corals，sponges，algae and star fish．Zeng L.

近年来，从软，海绵，海藻和海星等中都发现不少有生理活性的多羟基甾醇。