The Mushroom Coral are a great choice for novice aquarist. Amongst the hardiest corals, they are the soft corals that are found throughout the world. It is also known as Corallimorphs that comes in many forms and colors. While mushroom corals tolerate a wider range of water parameters, they usually thrive in stable water conditions with 1.025-1.027 salinity, 77-79 degrees F, and nitrates less than 5 ppm. The Mushroom Coral do not have a calcified skeleton structure that is why they can be more tolerant of swings in alkalinity, calcium and magnesium. Lower level of light will lead them to lose their color along with retraction of shape, whereas too high illumination leads to a ?bleaching effect? around the edges. As these corals contain Zooxanthellae inside their body, they show symbiotic relationship. The organism inside prepares food using the light and provides nutrition to this coral. That is why it is very important to set correct and appropriate levels of lighting in your tank lighting or adjust the placement of the animals in the tank. Even though they undergo photosynthesis, additional feeding can provide them continued health growth. Often, Iodine supplements accelerate its development. The Mushroom Coral attributes natural defense mechanisms to protect them. They posses stinging tentacles that will extend out from its cap. The Mushroom Coral might be harmful for other soft corals, thereby we suggest you to keep these corals away from other existing corals at a distance of 2 inches. The Mushroom Coral thrives well when placed over live rock. With beautiful colors and ease of maintenance, the Mushroom Coral is a very good choice.