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Live rock can also be seeded by adding base rock to an active reef aquarium that already has live rock. Live rock harbors a wide variety of corals, algae, sponges, and other invertebrates, when they are collected. Corals added to the aquarium later will often become attached to the rock.
The most common way to tell if a coral is healthy is by looking at its coloration. A dead or unhealthy coral will be bleached, which means they have 40%-50% or more of their pigmentation missing. [7] Some coral diseases take the form of a narrow band of diseased tissue separating the living tissue from the exposed skeleton.
Coral is also farmed by scientists for research, by businesses for the live and ornamental coral trade, and by private reef aquarium hobbyists. Coral reef farming involves extracting a part of a coral colony or free-floating larvae from a reef, and growing them in a nursery until outplanting [5] would be successful.
Reef Renewal transported the first 800 coral colonies to the facility in mid-July, and by 2027, expects to churn out 300,000 hearty, tennis ball-sized corals of multiple different species annually ...
A bleached coral is not dead, but ocean temperatures need to cool off for any hope of recovery. At least 14% of the world’s remaining corals were estimated to have died in the previous two ...
The increase mass coral dead zones is reinforced by the spread of coral diseases. Coral diseases can spread easily when there are high concentrations of sulfide and hypoxic conditions. Due to the loop of hypoxia and coral reef mortality, the fish and other marine life that inhabit the coral reefs have a change in behavioral in response to the ...