Recommended prerequisite for participation in the module

The module builds on knowledge gained in general chemistry and general biology

Content, progress and pedagogy of the module

Learning objectives


Students who have passed the module should be able to

  • Describe key components of freshwater ecosystems
  • Describe relevant theory for physical, chemical and biological processes in freshwater ecosystems
  • Describe the dominant anthropogenic types of pollution affecting freshwater ecosystems
  • Differentiate between major types of streams, rivers and lakes
  • Explain the exchange of matter between aquatic and terrestrial environments
  • Explain lake and river ecosystem dependence on light, temperature, nutrients and organic matter
  • Describe primary production, respiration and re-oxidation in freshwater ecosystems
  • Account for current river and lake restoration methods
  • Describe important organic and inorganic pollutants and pollution effects in freshwater ecosystems.


  • Determine the significance of hydraulic conditions on chemical and biological dynamics in lakes and rivers
  • Analyze oxygen dynamics in freshwater environments
  • Analyze impacts of pollution on biotic communities
  • Use existing pollution indicators for running waters and lakes to assess the pollution of a given location


  • Work with and analyze biological communities in relation to nutrient dynamics and organic matter cycling in lake and river ecosystems
  • Evaluate methods to prevent and alleviate anthropogenic perturbations in freshwater ecosystems using existing technologies

Type of instruction

  • Lectures

Extent and expected workload

150 hours



Name of examLimnologi
Type of exam
Written or oral exam
Assessment7-point grading scale
Type of gradingInternal examination
Criteria of assessmentThe criteria of assessment are stated in the Examination Policies and Procedures

Facts about the module

Danish titleLimnologi
Module codeK-BIO-B6-16
Module typeCourse
Duration1 semester
Language of instructionEnglish
Empty-place SchemeYes
Location of the lectureCampus Aalborg
Responsible for the module


Study BoardStudy Board of Chemistry and Bioscience
DepartmentDepartment of Chemistry and Bioscience
FacultyThe Faculty of Engineering and Science