News - Sediment Ecotoxicology

27. August 2025, Topic: Aquatic Ecotoxicology , Soil Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Dialogue Day 2025 in Bern

Dialogue Day 2025 in Bern

During a dialogue day, the Ecotox Centre presented its current projects and exchanged ideas with stakeholders from various fields.

Read more

20. August 2025, Topic: Aquatic Ecotoxicology , Soil Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Ecotox Centre in RTS A Bon Entendeur on tire residues

Ecotox Centre in RTS A Bon Entendeur on tire residues

Every year, more than 10,000 tonnes of tire abrasion are generated in Switzerland, containing potentially problematic substances. Some of these compounds can end up in fruit or vegetables – a new environmental problem that raises important questions for health and ecosystems.

Read more

26. June 2025, Topic: Aquatic Ecotoxicology , Soil Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Ecotox Centre Dialogue Day 2025

Ecotox Centre Dialogue Day 2025

We are pleased to invite you to this year's Ecotox Centre Dialogue Day, which will take place on Tuesday, 26 August 2025, from 9.30 a.m. to 1.30 p.m. in Bern (bilingual German/French with simultaneous translation).

Read more

06. June 2025, Topic: Sediment Ecotoxicology , Soil Ecotoxicology , Aquatic Ecotoxicology , Risk Assessment

Ecotoxicological assessment of contaminated sites

Ecotoxicological assessment of contaminated sites

A new report from the Ecotox Centre provides an overview of suitable bioassays for the assessment of contaminated sites.

Read more

21. May 2025, Topic: Aquatic Ecotoxicology , Sediment Ecotoxicology

Why did the trout in the Ruisseau des Marais disappear? A search for clues using ecotoxicological methods

Why did the trout in the Ruisseau des Marais disappear? A search for clues using ecotoxicological methods

The number of brown trout in the Ruisseau des Marais in the canton of Geneva has fallen dramatically. The Ecotox Centre investigated the causes using a variety of ecotoxicological water and sediment tests and biomarkers.

Read more

14. May 2025, Topic: Aquatic Ecotoxicology , Soil Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Ecotox Centre at EPFL - Interview with Christof Holliger

Ecotox Centre at EPFL - Interview with Christof Holliger

Christof Holliger, Professor of Environmental Biotechnology at EPFL, has been closely involved with the Ecotox Centre since it was founded in 2008, initially as part of the direction and the strategic steering committee and later as the representative of EPFL on the host institute council. He retired at the end of February 2025. Here he looks back.

Read more

12. May 2025, Topic: Sediment Ecotoxicology , Soil Ecotoxicology

Replacement of peat in artificial soils and sediments

Replacement of peat in artificial soils and sediments

Last Tuesday, the Ecotox Centre hosted the kick-off meeting for the OECD project RePEAT, which seeks alternatives to peat as a source of organic matter in artificial soils and sediments.

Read more

05. February 2025, Topic: Aquatic Ecotoxicology , Soil Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Ecotox Centre in SRF Kassensturz on oven cleaners

Ecotox Centre in SRF Kassensturz on oven cleaners

Marion Junghans supported SRF Kassensturz in the evaluation of oven sprays.

Read more

31. January 2025, Topic: Aquatic Ecotoxicology , Soil Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Successful dissertation

Successful dissertation

We congratulate Ali Kizgin on the successful defence of his dissertation. Over the past four years, Ali has been researching at the Ecotox Centre a key challenge in wastewater management - namely the early detection of pollution events using online biomonitoring.

Read more

20. November 2024, Topic: Aquatic Ecotoxicology , Sediment Ecotoxicology , Risk Assessment

Sediment quality in Swiss streams - application of the new assessment strategy

Sediment quality in Swiss streams - application of the new assessment strategy

The Ecotox Centre has assessed the sediment quality in 18 streams in Switzerland on the basis of 20 prioritised pollutants. In each stream, at least one substance occurred in concentrations above the sediment quality criteria. This was the first time that the new assessment strategy was applied on a large scale.

Read more