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Aquaria: Marine: 

Live rock is a popular and essential component of marine aquariums. It is basically a type of rock that is harvested from the ocean and contains a diverse community of living organisms, such as bacteria, algae, sponges, corals, and other invertebrates.

The primary function of live rock in a marine aquarium is to provide a natural and stable environment for the marine animals to thrive. It helps to establish and maintain the biological filtration system in the aquarium, which is necessary for breaking down the harmful waste products produced by fish and other inhabitants.

Live rock also serves as a source of food and shelter for various marine creatures. The porous structure of the rock provides hiding places and nesting sites for fish and invertebrates, which helps to reduce stress and increase their overall health.

In addition, live rock adds to the overall aesthetic appeal of the aquarium. The various shapes and colors of the organisms living on the rock can create a beautiful and natural-looking environment that is pleasing to the eye.

When adding live rock to a new aquarium, it is important to ensure that it is properly cured to remove any excess organic matter or harmful organisms that could harm the tank's inhabitants. Curing can take several weeks or even months and requires regular water changes and testing to ensure that the water parameters are stable and safe for the aquarium's inhabitants.

Overall, live rock is an important and beneficial addition to a marine aquarium, providing both aesthetic and practical benefits to the tank's inhabitants.