Assembly and dynamics of plant communities
Taxonomy and nature conservation of aquatic ecosystems
Study of benthic communities
Fish biology
Ecological impacts of climate and land use change
Restoration ecological research
Exploration and analysis of natural vegetation in Hungary
Research of forest reserves
Taxonomy and ecology of lichens
Exploring and utilising new plant resources
Water and sediment chemistry - nutrient cycles - biodiversity
The first 50 years of the Institute: Research between 1952-2002