What Does Coral Feed On

Corals get their food from algae living in their tissues or by capturing and digesting prey. Most reef-building corals have a unique partnership with tiny algae called zooxanthellae. The algae live within the coral polyps, using sunlight to make sugar for energy.

Is black coral rare?

Despite its name, black coral is rarely black. The moniker refers instead to the corals’ skeleton. Here are a few fun facts about this rare find. … This industry has unfortunately devastated many shallow black-coral gardens, especially in Hawaii where the coral was once bountiful.

Can black corals move?

No, black coral is always firmly fixed to the ocean bed or sea bed, no matter the depth at which they occur. However, the tentacles of their polyps have the ability to move to catch plankton and other meiofauna.