Development of surface water quality in the Cidlina River catchment area

Abstract

The article evaluates the development and the present state of surface water quality in the Cidlina River catchment area. The attention is paid not only to the water chemism, but also to the biological evaluation of the water quality.

Keywords

• Cidlina River catchment area
• surface water quality
• classes of water purity
• chemical and biological evaluation of water quality
• water protection measures