The idea of living beneath the sea is very new if compared with millennia of shipping activity. In fact, ocean surface was considered mainly as medium suitable for transport of persons and goods as well as aggression and robbery. More practical attempts to live “on” the water surface are limited to well protected internal waters.
The presented concept of “an underwater-above water accommodation, especially for residential purposes” proposes a possible solution. It was developed under the name of “Water Discus”. To some extent it is a response to expressed requirements of potential operators as well ideas of European Commision regarding development of the “blue economy” (doc COM (2014) 254). Several basic research and design experiments were required to achieve current understanding of the concept requirements..