1. The position of hydrobiology in science system, water as a living environment
2. Physical and chemical factors of static and flowing waters
3. Cycle of fundamental elements in waters, salinity
4. Ecosystem of static and flowing waters
5. Characteristics and revival of underground waters and streams, moorlands and saline waters
6. Fundamentals of hydrobotany
7. Bioindication in waters
8. Applied limnology
2. Physical and chemical factors of static and flowing waters
3. Cycle of fundamental elements in waters, salinity
4. Ecosystem of static and flowing waters
5. Characteristics and revival of underground waters and streams, moorlands and saline waters
6. Fundamentals of hydrobotany
7. Bioindication in waters
8. Applied limnology