By looking through the plants that a natural swimming pool use, we can say that three types of natural swimming pools exist.
• Natural swimming pools based on aquatic floating platforms plants
This type of natural swimming pool uses Nymphaea, Nenuphar, Potamogeton and Hydricotyle, Lemna and Spirodela. They still make part of this group Water jacinth and the water Lettuce.
• Natural swimming pools based on submerged plants
This natural swimming pool uses the species as the Elodea canadensis, Elodea nutalli, Elodea densa, Ceratophyllum demersum, Hydrilla certicillata, caroliniana Cambomba, Miriophyllum hetrophyllum, Paramogeton. Furthermore, the aquatic submerged plants, give high taxes of absorption of the inorganic carbon forms that are dissolved in the water, nominated CO2 and raised the capacity of release of photossynthetical O2.
• Natural swimming pools based on aquatic emergent plants
• Intermediate swimming pools can utilize more than one of the following types
This is the more used system.