People divide corals that grow in different sea locations into shallow-sea corals and? Deep-sea corals grow in higher-altitude waters, often with depths exceeding 200 meters and reaching several kilometers. In addition to different sea locations, their growth environments, structural forms, and biological characteristics are also very different.
mid sea coral
deep sea coral
Answer: Deep sea coral
Usually people divide corals that grow in different sea locations into shallow sea corals and deep sea corals. The more common reef-building corals are shallow-sea corals, which are less hard; deep-sea corals undergo the entire petrification process in the deep sea, forming coral jade with smaller pores and higher density.