Device for creating miniature ecosystem comprises bottom container containing water for raising fish and top container with gravel bed for plant pots

摘要

The device comprises a bottom container (A) filled with water in which fish are raised. A top container (B) is carpeted with a gravel bed (E) and in which plants in pots (F) are cultivated. A conduit (C) connecting the top and bottom containers is controlled by an electric water pump (D).