Under water... technically coral is a whole bunch of tiny animal sketelans, not a plant, so builds up, not gtows. Most people mistake coral for 'growing' though.
It grows on the sea beds, but that kinda is a rock. If a coral polyp lands on a rock, I guess coral can grow there! =)
yes
They grow as much as 4.5 cm year. But colonies of coral grow as much as 10 cm a year
i am not telling you
called hermatypic coral.
yes, coral reefs do grow well in high levels of oxygen.
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.
Slower than what?
10days
coral
Most of the time, The size of the tank doesn't matter. It all depends on the lighting and the type of coral you're wanting to grow.
The Arctic Ocean is too cold for coral reefs.The coral reefs cannot grow under cold conditions. They can only grow in waters between the arctic circle and the equator. They must grow under neutral tepurature water. Even if they are too hot they can't grow.