Stony corals are made out of calcium carbonate, usually don't have pores and are in anthrozoan (stationary) colonies, soft corals are porous, "fleshy", and flexible.
The coral reefs are mostly able to grow in clay like material that keeps the coral stable. They just need sand for certain corals and other grow on solid rock surfaces. It just depends if the coral is a Small polyp stoney corals or a large polyp stony or some other kind of soft coral.
NO
It is a hard coral
hard coral
The difference is in the name; soft corals have a soft body, with no bony or hard parts. In contrast, hard corals have a hard endoskeleton made of calcium carbonate.
http://www.wonder-okinawa.jp/006/english/hyakka/doubutu/sangorui/index.html Use that link to figure out which type of coral you need! If you just want the general name, though, use Cnidarians
Hard
for one, hard coral has less give making it rather hard. Soft coral on the other hand, is mainly comprised of sponges, sand, sea cucumbers, and feather mattresses
The difference is in the name; soft corals are soft have body ; with no bony or hard Parts
Soft-air is a rip off of Air-soft
well their is soft coral and hard coral +brain coral breanha coral lily coral and extra coral
coral polyps are soft bodied invertebrate that make up coral