Dr. Marion Junghans

Dr. Marion Junghans


Send mailTel. +41 58 765 5401
Research Gate

FX E21
Überlandstrasse 133
8600 Dübendorf

Tasks at the Ecotox Centre

  • Group leader risk assessment
  • Implementation of projects on risk assessment
  • Planning, implementation of and assistance in user and continuing education courses

Areas of Expertise

  • Risk assessment for micropollutants in water
  • Prediction of mixture toxicity
  • OECD test methods in the fields of aquatic ecotoxicology, biological degradability and environmental behaviour


  • since 2010

    Risk Assessor at the Ecotox Center

  • 2007 - 2010

    Assistant Manager of the Ecotoxicological Laboratory of a Private Service Provider with contract research for the chemical and pharmaceutical industries as well as consulting in projects for the industry and authorities in the field of ecotoxicology

  • 2007

    Project Assistance in the Urbic project on biocides in building facades at Eawag

  • 2004 - 2007

    Postdoctoral Researcher at Eawag in the field of ecotoxicology and leadership of an introductory chemistry course

  • 2004

    Doctoral Thesis “Studies on Combination Effects of Environmentally Relevant Toxicants” at the University of Bremen

  • 2000 - 2004

    Participation in the EU Project BEAM at the University of Bremen on the predictability of mixture toxicity in pesticides

  • 1999

    Diploma Thesis on the effect of sediment eluates on bioassay procedures at the University of Hamburg


  • Casado‐Martinez, M. C., Dell'Ambrogio, G., Campiche, S., Kroll, A., Lauber, E., Marti‐Roura, M., … Ferrari, B. J. D. (2024). Incorporation of sediment‐ and soil‐specific aspects in the criteria for Reporting and Evaluating Ecotoxicity Data (CRED). Integrated Environmental Assessment and Management. doi.org/10.1002/ieam.4948 , Institutional Repository
  • Dulio, V., Alygizakis, N., Ng, K., Schymanski, E. L., Andres, S., Vorkamp, K., … von der Ohe, P. C. (2024). Beyond target chemicals: updating the NORMAN prioritisation scheme to support the EU chemicals strategy with semi-quantitative suspect/non-target screening data. Environmental Sciences Europe, 36, 113 (22 pp.). doi.org/10.1186/s12302-024-00936-3 , Institutional Repository
  • Kroll, A., von der Ohe, P. C., Köhler, H. R., Sellier, O., & Junghans, M. (2024). Aquatic thresholds for ionisable substances, such as diclofenac, should consider pH-specific differences in uptake and toxicity. Science of the Total Environment, 908, 168222 (9 pp.). doi.org/10.1016/j.scitotenv.2023.168222 , Institutional Repository
  • Renaud, M., Campiche, S., Dell'Ambrogio, G., Marti‐Roura, M., Junghans, M., & Ferrari, B. J. D. (2024). The ConSoil project: an integrated framework for monitoring plant protection product residues in agricultural soil. European Journal of Soil Science, 75(3), e13505 (8 pp.). doi.org/10.1111/ejss.13505 , Institutional Repository
  • Spycher, S., Kalf, D., Lahr, J., Gönczi, M., Lindström, B., Pace, E., … Kroll, A. (2024). Linking chemical surface water monitoring and pesticide regulation in selected European countries. Environmental Science and Pollution Research, 31, 43432-43450. doi.org/10.1007/s11356-024-33865-y , Institutional Repository
  • Marti-Roura, M., Dell'Ambrogio, G., Campiche, S., Wong, J., Junghans, M., Renaud, M., & Ferrari, B. J. D. (2023). Methodology proposal for the derivation of Soil Guideline Values for Plant Protection Product residues. Part 2 - recommendations for the derivation of Soil Guideline Values. Dübendorf; Lausanne: Swiss Centre for Applied Ecotoxicology. , Institutional Repository
  • Marti-Roura, M., Dell'Ambrogio, G., Campiche, S., Wong, J., Junghans, M., Renaud, M., & Ferrari, B. J. D. (2023). Methodology proposal for the derivation of soil guideline values for plant protection product residues. Part 1 - Review and comparison of international methodologies. Dübendorf; Lausanne: Swiss Centre for Applied Ecotoxicology. , Institutional Repository
  • Price, P. S., & Junghans, M. (2023). Assessing the KEMI approach for determining the size of mixture assessment factors needed to protect aquatic receptors from chemical mixtures in surface waters. Current Opinion in Toxicology, 36, 100426 (6 pp.). doi.org/10.1016/j.cotox.2023.100426 , Institutional Repository
  • Daouk, S., Doppler, T., Scheidegger, R., Kroll, A., Junghans, M., Moschet, C., & Singer, H. (2022). Insecticides dans les eaux de surface. Quels risques représentent les insecticides pyréthrinoïdes et organophosphorés en Suisse?. Aqua & Gas, 102(4), 58-66. , Institutional Repository
  • Maack, G., Äystö, L., Carere, M., Clausen, H., James, A., Junghans, M., … Lettieri, T. (2022). Comment on environmental quality standards for diclofenac derived under the European Water Framework Directive: 1. Aquatic organisms. Environmental Sciences Europe, 34(1), 24 (5 pp.). doi.org/10.1186/s12302-022-00599-y , Institutional Repository
  • Wüthrich, J., Achermann, S., Leib, V., & Junghans, M. (2022). PFAS-Belastung im Kanton St. Gallen. Erste Erkenntnisse in Fliessegewässern, Fischen und Abwasser. Aqua & Gas, 102(12), 42-50. , Institutional Repository
  • Ågerstrand, M., Beronius, A., Junghans, M., & Martin, O. (2022). Editorial: women in regulatory toxicology: 2021. Frontiers in Toxicology, 4, 1-3. doi.org/10.3389/ftox.2022.1056285 , Institutional Repository
  • Burkhardt, M., Rohr, M., Tietje, O., Klingler, M., Savi, D., & Junghans, M. (2021). Emissionsbasierte Bauproduktebewertung. Gewässerschutz an der Quelle: nachhaltiges Bauen durch Anwendung eines neuen Konzepts. Aqua & Gas, 101(4), 55-64. , Institutional Repository
  • Werner, I., Schneeweiss, A., Segner, H., & Junghans, M. (2021). Environmental risk of pesticides for fish in small- and medium-sized streams of Switzerland. Toxics, 9(4), 79 (15 pp.). doi.org/10.3390/toxics9040079 , Institutional Repository
  • Ashauer, R., Kuhl, R., Zimmer, E., & Junghans, M. (2020). Effect modeling quantifies the difference between the toxicity of average pesticide concentrations and time-variable exposures from water quality monitoring. Environmental Toxicology and Chemistry, 39(11), 2158-2168. doi.org/10.1002/etc.4838 , Institutional Repository
  • Curchod, L., Oltramare, C., Junghans, M., Stamm, C., Dalvie, M. A., Röösli, M., & Fuhrimann, S. (2020). Temporal variation of pesticide mixtures in rivers of three agricultural watersheds during a major drought in the Western Cape, South Africa. Water Research X, 6, 100039 (12 pp.). doi.org/10.1016/j.wroa.2019.100039 , Institutional Repository
  • Dulio, V., Koschorreck, J., van Bavel, B., van den Brink, P., Hollender, J., Munthe, J., … Slobodnik, J. (2020). The NORMAN Association and the European Partnership for Chemicals Risk Assessment (PARC): let's cooperate!. Environmental Sciences Europe, 32(1), 100 (11 pp.). doi.org/10.1186/s12302-020-00375-w , Institutional Repository
  • Daouk, S., Doppler, T., Wittmer, I., Junghans, M., Coster, M., & Stamm, C. (2019). Pesticides dans les eaux de surface. Mesures de réduction et monitoring - synthèse des apprentissages liés aux projets «Phytos 62A». Aqua & Gas, 99(1), 66-73. , Institutional Repository
  • Ferrari, G., Junghans, M., Korkaric, M., & Werner, I. (2019). Antibiotikaresistenzbildung in der Umwelt. Herleitung von UQK für Antibiotika unter Berücksichtigung von Resistenzbildung. Aqua & Gas, 99(6), 52-58. , Institutional Repository
  • Junghans, M., Langer, M., Baumgartner, C., Vermeirssen, E., & Werner, I. (2019). Ökotoxikologische Untersuchungen: Risiko von PSM bestätigt. NAWA-SPEZ-Studie 2017 zeigt Beeinträchtigung von Gewässerorganismen. Aqua & Gas, 99(4), 26-34. , Institutional Repository
  • Korkaric, M., Junghans, M., Pasanen‐Kase, R., & Werner, I. (2019). Revising environmental quality standards: lessons learned. Integrated Environmental Assessment and Management, 15(6), 948-960. doi.org/10.1002/ieam.4192 , Institutional Repository
  • Martin, O. V., Adams, J., Beasley, A., Belanger, S., Breton, R. L., Brock, T. C. M., … Ågerstrand, M. (2019). Improving environmental risk assessments of chemicals: steps towards evidence-based ecotoxicology. Environment International, 128, 210-217. doi.org/10.1016/j.envint.2019.04.053 , Institutional Repository
  • Rösch, A., Beck, B., Hollender, J., Stamm, C., Singer, H., Doppler, T., & Junghans, M. (2019). Geringe Konzentrationen mit grosser Wirkung. Nachweis von Pyrethroid- und Organophosphatinsektiziden in Schweizer Bächen im pg l-1-Bereich. Aqua & Gas, 99(11), 54-66. , Institutional Repository
  • Schneeweiss, A., Junghans, M., Segner, H., Stadtlander, T., & Werner, I. (2019). Ökotoxikologische Risiken von PSM für Fische. Eine Literaturstudie ermittelt Risiken von PSM und priorisiert die relevantesten Stoffe. Aqua & Gas, 99(11), 74-80. , Institutional Repository
  • Spycher, S., Teichler, R., Vonwyl, E., Longrée, P., Stamm, C., Singer, H., … Kunz, M. (2019). Anhaltend hohe PSM-Belastung in Bächen. NAWA SPEZ 2017: kleine Gewässer in Gebieten mit intensiver Landwirtschaft verbreitet betroffen. Aqua & Gas, 99(4), 14-25. , Institutional Repository
  • Ittner, L. D., Junghans, M., & Werner, I. (2018). Aquatic fungi: a disregarded trophic level in ecological risk assessment of organic fungicides. Frontiers in Environmental Science, 6, 105 (18 pp.). doi.org/10.3389/fenvs.2018.00105 , Institutional Repository
  • Junghans, M., Werner, I., Kuhl, R., Zimmer, E., & Ashauer, R. (2018). Beurteilung des Umweltrisikos mit Zeitproportionalen Mischproben. Analyse von realen Expositionsprofilen mittels Modellierungen zur Zeitabhängigen Ökotoxität. Aqua & Gas, 98(4), 50-57. , Institutional Repository
  • Spycher, S., Mangold, S., Doppler, T., Junghans, M., Wittmer, I., Stamm, C., & Singer, H. (2018). Pesticide risks in small streams - how to get as close as possible to the stress imposed on aquatic organisms. Environmental Science and Technology, 52(8), 4526-4535. doi.org/10.1021/acs.est.8b00077 , Institutional Repository
  • de Zwart, D., Adams, W., Burgos, M. G., Hollender, J., Junghans, M., Merrington, G., … Williams, R. (2018). Aquatic exposures of chemical mixtures in urban environments: approaches to impact assessment. Environmental Toxicology and Chemistry, 37(3), 703-714. doi.org/10.1002/etc.3975 , Institutional Repository
  • Doppler, T., Mangold, S., Wittmer, I., Spycher, S., Comte, R., Stamm, C., … Kunz, M. (2017). Hohe PSM-Belastung in Schweizer Bächen. NAWA-SPEZ-Kampagne untersucht Bäche in Gebieten intensiver landwirtschaftlicher Nutzung. Aqua & Gas, 97(4), 46-56. , Institutional Repository
  • Junghans, M., Werner, I., Ashauer, R., Kuhl, R., & Zimmer, E. (2017). Praxistaugliche Beurteilungen von kurzzeitigen Expositionsspitzen. Endbericht. Dübendorf: Oekotoxzentrum, Eawag/EPFL. , Institutional Repository
  • Knauer, K., Homazava, N., Junghans, M., & Werner, I. (2017). The influence of particles on bioavailability and toxicity of pesticides in surface water. Integrated Environmental Assessment and Management, 13(4), 585-600. doi.org/10.1002/ieam.1867 , Institutional Repository
  • Langer, M., Junghans, M., Spycher, S., Koster, M., Baumgartner, C., Vermeissen, E., & Werner, I. (2017). Hohe ökotoxikologische Risiken in Bächen. NAWA SPEZ untersucht Bäche in Gebieten mit intensiver landwirtschaftlicher Nutzung. Aqua & Gas, 97(4), 58-68. , Institutional Repository
  • Langer, M., Junghans, M., Spycher, S., Koster, M., Baumgartner, C., Vermeissen, E., & Werner, I. (2017). Risque écotoxicologique élevé dans les ruisseaux. Campagne NAWA SPEZ: étude de petits cours d'eau influencés par l'agriculture intensive. Aqua & Gas, 97(12), 54-64. , Institutional Repository
  • Moermond, C., Beasley, A., Breton, R., Junghans, M., Laskowski, R., Solomon, K., & Zahner, H. (2017). Assessing the reliability of ecotoxicological studies: an overview of current needs and approaches. Integrated Environmental Assessment and Management, 13(4), 640-651. doi.org/10.1002/ieam.1870 , Institutional Repository
  • Munz, N. A., Burdon, F. J., de Zwart, D., Junghans, M., Melo, L., Reyes, M., … Stamm, C. (2017). Pesticides drive risk of micropollutants in wastewater-impacted streams during low flow conditions. Water Research, 110, 366-377. doi.org/10.1016/j.watres.2016.11.001 , Institutional Repository
  • Aldrich, A., Junghans, M., Aeberli, C., Brühl, C. A., Streissl, F., & Schmidt, B. R. (2016). Amphibians and plant-protection products: what research and action is needed?. Environmental Sciences Europe, 28(1), 17 (8 pp.). doi.org/10.1186/s12302-016-0085-6 , Institutional Repository
  • Aldrich, A., Junghans, M., Aeberli, C., Brühl, C. A., Streissl, F., & Schmidt, B. R. (2016). Amphibien und Pflanzenschutzmittel. Forschungs- und Handlungsbedarf. Aqua & Gas, 96(4), 14-20. , Institutional Repository
  • Junghans, M., Kase, R., Korkaric, M., Werner, I., Andres, S., Bachmann, J., … Whitehouse, P. (2016). Letter to the editor. Environmental Toxicology and Chemistry, 35(10), 2392-2394. doi.org/10.1002/etc.3545 , Institutional Repository
  • Werner, I., Aldrich, A., Becker, B., Becker, D., Brinkmann, M., Burkhardt, M., … Zennegg, M. (2016). The 2015 annual meeting of SETAC German language branch in Zurich (7-10 September, 2015): ecotoxicology and environmental chemistry - from research to application. Environmental Sciences Europe, 28, 20 (12 pp.). doi.org/10.1186/s12302-016-0088-3 , Institutional Repository
  • Korkaric, M., Behra, R., Fischer, B. B., Junghans, M., & Eggen, R. I. L. (2015). Multiple stressor effects in Chlamydomonas reinhardtii – toward understanding mechanisms of interaction between effects of ultraviolet radiation and chemical pollutants. Aquatic Toxicology, 162, 18-28. doi.org/10.1016/j.aquatox.2015.03.001 , Institutional Repository
  • Ochsenbein, U., Berset, J. D., Scheiwiller, E., & Junghans, M. (2015). Mikroverunreinigungen in bernischen Gewässern. Belastungssituation und neue ökotoxikologische Beurteilung der Risiken. Aqua & Gas, 95(2), 56-66. , Institutional Repository
  • Moschet, C., Wittmer, I., Simovic, J., Junghans, M., Piazzoli, A., Singer, H., … Hollender, J. (2014). How a complete pesticide screening changes the assessment of surface water quality. Environmental Science and Technology, 48(10), 5423-5432. doi.org/10.1021/es500371t , Institutional Repository
  • Wiesner, L. (2014). Aquatic risk asssessment for triazole fungicides: the impact of epoxiconazole and tebuconazole on aquatic fungi (Master thesis). 70 p. , Institutional Repository
  • Wittmer, I., Stamm, C., Singer, H., & Junghans, M. (2014). Beurteilungskonzept für organische Spurenstoffe aus diffusen Einträgen. Mikroverunreinigungen. Dübendorf: Eawag. , Institutional Repository
  • Wittmer, I., Moschet, C., Simovic, J., Singer, H., Stamm, C., Hollender, J., … Leu, C. (2014). Plus de 100 pesticides dans les cours d'eau. Une forte pollution des cours d'eau suisses révélée par le programme NAWA SPE. Aqua & Gas, 94(11), 68-79. , Institutional Repository
  • Wittmer, I., Stamm, C., Singer, H., & Junghans, M. (2014). Stratégie d’évaluation pour les micropolluants organiques de sources non ponctuelles. Micropolluants. Dübendorf: Eawag. , Institutional Repository
  • Wittmer, I., Moschet, C., Simovic, J., Singer, H., Stamm, C., Hollender, J., … Leu, C. (2014). Über 100 Pestizide in Fliessgewässern. Programm NAWA Spez zeigt die hohe Pestizidbelastung der Schweizer Fliessgewässer auf. Aqua & Gas, 94(3), 32-43. , Institutional Repository
  • Burkhardt, M., Dietschweiler, C., Campiche, S., Junghans, M., Schifferli, A., Baumberger, D., … Werner, I. (2013). Ecotoxicological assessment of immersion samples from façade render. Rapperswil; Dübendorf: HSR; Oekotoxzentrum Eawag-EPFL. , Institutional Repository
  • Gregorio, V., Chèvre, N., & Junghans, M. (2013). Critical issues in using the common mixture toxicity models concentration addition or response addition on species sensitivity distributions: a theoretical approach. Environmental Toxicology and Chemistry, 32(10), 2387-2395. doi.org/10.1002/etc.2320 , Institutional Repository
  • Junghans, M., Kunz, P., & Werner, I. (2013). Toxizität von Mischungen. Aktuelle, praxisorientierte Ansätze für die Beurteilung von Gewässerproben. Aqua & Gas, 93(5), 54-61. , Institutional Repository
  • Gauch, R. (2012). Does measuring cell number inhibition improve the combined algae test? (Master thesis). 77 p. , Institutional Repository
  • Junghans, M., Kase, R., & Chèvre, N. (2012). Qualitätskriterien für Pflanzenschutzmittel. Methoden zur Herleitung von Qualitätskriterien für PSM in Schweizer Oberflächengewässern. Aqua & Gas, 92(11), 16-22. , Institutional Repository
  • Price, P., Dhein, E., Hamer, M., Han, X., Heneweer, M., Junghans, M., … Rodriguez, C. (2012). A decision tree for assessing effects from exposures to multiple substances. Environmental Sciences Europe, 24(1), 26 (12 pp.). doi.org/10.1186/2190-4715-24-26 , Institutional Repository
  • Price, P., Han, X., Junghans, M., Kunz, P., Watts, C., & Leverett, D. (2012). An application of a decision tree for assessing effects from exposures to multiple substances to the assessment of human and ecological effects from combined exposures to chemicals observed in surface waters and waste water effluents. Environmental Sciences Europe, 24(1), 34 (13 pp.). doi.org/10.1186/2190-4715-24-34 , Institutional Repository
  • Junghans, M., Di Paolo, C., Homazava, N., Kase, R., Häner, A., Gälli, R., … Chèvre, N. (2011). Aquatic risks of plant protection products: a comparison of different hazard assessment strategies for surface waters in Switzerland. Commissioned by the Federal Office for the Environment (FOEN). Dübendorf: Swiss Centre for Applied Ecotoxicology (Ecotox Centre), Eawag-EPFL. , Institutional Repository
  • Kase, R., Eggen, R. I. L., Junghans, M., Götz, C., & Hollender, J. (2011). Assessment of micropollutants from municipal wastewater- combination of exposure and ecotoxicological effect data for Switzerland. In F. S. García Einschlag (Ed.), Waste water - evaluation and management (pp. 31-54). doi.org/10.5772/16152 , Institutional Repository
  • Kunz, P., Kienle, C., Junghans, M., Werner, I., Aicher, L., & Wilks, M. (2011). Mischungstoxizität: Bedürfnisse der Praxis. Workshop über Auswirkungen von Chemikalienmischungen und ihre Beurteilung. GWA Gas, Wasser, Abwasser, 91(3), 167-176. , Institutional Repository
  • Abegglen, C., Escher, B., Hollender, J., Koepke, S., Ort, C., Peter, A., … Rensch, D. (2009). Ozonung von gereinigtem Abwasser. Schlussbericht Pilotversuch Regensdorf. Dübendorf: Eawag. , Institutional Repository
  • Burkhardt, M., Junghans, M., Zuleeg, S., Schoknecht, U., Lamani, X., Bester, K., … Boller, M. (2009). Biozide in Gebäudefassaden – ökotoxikologische Effekte, Auswaschung und Belastungsabschätzung für Gewässer. Umweltwissenschaften und Schadstoff-Forschung, 21(1), 36-47. doi.org/10.1007/s12302-008-0033-1 , Institutional Repository
  • Neuwoehner, J., Junghans, M., Koller, M., & Escher, B. I. (2008). QSAR analysis and specific endpoints for classifying the physiological modes of action of biocides in synchronous green algae. Aquatic Toxicology, 90(1), 8-18. doi.org/10.1016/j.aquatox.2008.07.010 , Institutional Repository
  • Vallotton, N., Moser, D., Eggen, R. I. L., Junghans, M., & Chèvre, N. (2008). S-metolachlor pulse exposure on the alga Scenedesmus vacuolatus: effects during exposure and the subsequent recovery. Chemosphere, 73(3), 395-400. doi.org/10.1016/j.chemosphere.2008.05.039 , Institutional Repository
  • Muncke, J., Junghans, M., & Eggen, R. I. L. (2007). Testing estrogenicity of known and novel (xeno-)estrogens in the MolDarT using developing zebrafish (Danio rerio). Environmental Toxicology, 22(2), 185-193. doi.org/10.1002/tox.20255 , Institutional Repository
  • Koller, M. (2006). Comparative assessment of the toxicity of three antifouling biocides towards the green alga Scenedesmus Vacuolatus considering modes of toxic action (Master thesis). 89 p. , Institutional Repository