1. UFZ - Helmholtz Centre for Environmental Research, Department Lake Research; Magdeburg Germany
2. UFZ - Helmholtz Centre for Environmental Research, Department Aquatic Ecosystem Analysis; Magdeburg Germany
3. UFZ - Helmholtz Centre for Environmental Research, Department Monitoring & Exploration Technologies; Leipzig Germany
4. Talsperrenbetrieb Sachsen-Anhalt; Blankenburg Germany