BLUEMATER is a Portuguese company that has developed an innovative Waste Water Treatment Plant, based on biological processes – ALGAMATER WWTP. It is an innovative and cost-efficient WWTP and it uses a disruptive process when compared to existing WWTP based on biological processes without the use of chemicals. It includes the cultivation of microalgae in the exclusive GREEN DUNE® Photobioreactors, responsible for the tertiary and final treatment of the wastewater. BLUEMATER developed also the CORK FLOATING ISLAND® that can be used on hydroponics, bioremediation and habitat recovery.