5. CONCLUSIONS
The purification technology of domestic sewage water in fish ponds is suitable for purifying and utilizing the summer surplus in recreational areas.
Applying the described method, domestic sewage water produced by 800-1 200 persons/ day can be purified in a 1 ha pond area.
This technology, besides the disposal and purification of sewage water, solves the problem of its utilization as well.
With the technology, 1.8-2.0 t/ha fish yield can be produced.