Klajdi Sotiri

Dr.-Ing. Klajdi Sotiri

  • Institute for Water and River Basin Management
    Department of Aquatic Environmental Engineering
    Karlsruhe Institute of Technology
    Building 50.31 
    Gotthard-Franz-Str. 3
    76131 Karlsruhe



riverbasin management, echosounding, modelling of emissions into river basins, mass balance, sedimentmanagement

Dissertation Topic: Investigation of urban mass fluxes to riversystems through the use of reservoirs as validation points

Ongoing research projects:


Completed research projects



Marcon, L.; Sotiri, K.; Bleninger, T.; Lorke, A.; Männich, M.; Hilgert, S.; (2022):
Acoustic Mapping of Gas Stored in Sediments of Shallow Aquatic Systems Linked to Methane Production and Ebullition Patterns. Front. Environ. Sci. 10:876540. doi: 10.3389/fenvs.2022.876540

Sotiri, K.; Kishi, R.T.; Hilgert, S.; Scheer, M.B.; Gabriel, P.G.; Benatto, D.A.; Fuchs, S. (2022):
Assessment of Phosphorus Input from Urban Areas in the Passaúna River and Reservoir. Water.; 14(5):809. https://doi.org/10.3390/w14050809

Sotiri, K.; Hilgert, S.; Duraes, M.; A.Armindo, R.; Wolf, N.; B.Scheer, M.; Kishi, R.; Pakzad, K.; Fuchs, S. (2021): 
"To What Extent Can a Sediment Yield Model Be Trusted? A Case Study from the Passaúna Catchment, Brazil" Water 13, no. 8: 1045. https://doi.org/10.3390/w13081045

Hilgert, S.; Sotiri, K.; Fuchs, S. (2021):
Comparative overview of reservoir siltation assessment techniques depending on the type of sediment.EGU General Assembly 2021.

Sotiri, K.; Hilgert, S.; Mannich, Michael; Bleninger, Tobias; Fuchs, S. (2021): 
Implementation of comparative detection approaches for the accurate assessment of sediment thickness and sediment volume in the Passaúna Reservoir. Journal of Environmental Management (287-112298)

Hilgert, S.; Sotiri, K.; Fuchs, S. (2021):
Methods to assess reservoirs’ siltation: A review of different case studies. Poser/Article

Liu, L.; Sotiri, K.; Dück, Y.; Hilgert, S.; Ostrovsky, I.; Uzhansky, E.; Katsman, R.; Katsnelson, B.; Bookman, R.; Wilkinson, J. and Lorke, A. (2019):
The control of sediment gas accumulation on spatial distribution of ebullition in Lake Kinneret Geo-Marine Letters, (), 1-14; doi: 10.1007/s00367-019-00612-z.

Hilgert, S.; Sotiri, K.; Marcon, L.; Liu, L.; Bleninger, T.; Mannich, M.; Fuchs, S. (2019) :
Resolving spatial heterogeneities of methane ebullition flux from a Brazilian Reservoir by combining hydro-acoustic measurements with methane production potential .38th International Association of Hydro Resources World Congress, Panama City, Panama. doi:10.3850/38WC092019-0866.

Hilgert, S.; Sotiri, K.; Fuchs, S. (2019)  :
Advanced Assessment of sediment characteristics based on rheological and hydro-acoustic measurements in a Brazilian rezervoir. 38th International Association of Hydro Resources World Congress, Panama City, Panama.

Sotiri, K.; Hilgert, S.; Fuchs, S. (2019)  :
Derivation of a hydro-acoustic sediment classification methodology from an extensive dataset of six reservoirs. 38th International Association of Hydro Resources World Congress, Panama City, Panama.

Sotiri, K.; Hilgert, S.; Gorochocki, P.; Wagner, A.; Duraes, M.; Drummond, S.; Kishi, R.; Fuchs, S.; Scheer, M. (2019) :  
Understanding sediment transport processes – coupling erosion with reservoir siltation. 11th Symposium for European Freshwater sciences, Zagreb, Croatia.

Sotiri, K.; Hilgert, S.; Zhang, Ch.; da Silva Santos, L.; Fuchs, S. (2019) :
Evaluation of two different modeling approaches for erosion and sediment input assessment 9th. International conference of the European Society for Soil Conservation. Tirana, Albania.

Sotiri, K.; Hilgert, S.; Fuchs, S. (2019): 
Sediment classification in a Brazilian reservoir: Pros and cons of parametric low frequencies. Advances in Oceanography and Limnology, 2019; 10(1): 1-14.

Fuchs, S.;  Hilgert, S.; Sotiri, K.; Wagner, A.; Ishikawa, M.; Kern, J.; Jirka, S.; Klassen, I.; Krumm, J.; Malewski, C.; Rohr, H.; Pakzad, K. (2019):
Sustainable management of reservoirs - defining minimum data needs and model complexity. Conference: GRoW- Water as a Global Resource, Status Seminar 2019, Frankfurt

Wagner, A.; Hilgert, S.; Kishi T., R.; Drummond, S.; Kiemle, L.; Nickel, J. P.; Sotiri, K.; Fuchs, S. (2019):
Flow-proportional large volume composite sampling to assess substance fluxes. Oral Presentation, Geophysical Research Abstracts Vol. 21, EGU2019-18649, 2019. EGU General Assembly 2019

Rauen W, B.; da Silva M, G.; Hilgert, S.; Sotiri, K.; Knapik, H.; Fernandes C, V.; Dziedzic, M.; Scheer, M.; Bleninger, T.(2018):
Reservoir siltation assessment: Critical analysis based on a public water supply reservoir, situated in an urban area. PAP063. Brazilian Meeting of Sediment Engineering ENES 2018, Vitoria ES, Brazil

Do Prado, L.; Sotiri, K.; Rauen W, B.; Knapik H, G.; Fernandes C, V. (2018):
Particle size distribution of reservoir bottom sediment: are we really measuring what we believe to measure? Brazilian Meeting of Sediment Engineering ENES 2018; Vitoria ES, Brazil

Hilgert, S.; K. Sotiri; Fuchs, S. (2017):
Comparative analysis of hydroacoustic lakebed classification in three different Brazilian reservoirs. EGU Assembly 24.-28.04.2017, Vol. 19, EGU2017-17811, 2017, Vienna