what is microalgae
Microphytes or microalgae are microscopic algae, typically found in freshwater and marine systems. They are unicellular species which exist individually, or in chains or groups.Depending on the species, their sizes can range from a few micrometers (Âµm) to a few hundreds of micrometers.icrophytes or microalgae are microscopic algae, typically found in freshwater and marine systems. They are unicellular species which exist individually, or in chains or groups.