A PhD position to assess the effects of PFAS on aquatic organisms is available in the Junior Research Group Gölz, BioQuant, Heidelberg University.
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Interdisciplinary PhD project in aquatic ecotoxicology at the Department of Wildlife, Fish, and Environmental Studies, SLU
The Department of Wildlife, Fish, and Environmental Studies is seeking a motivated PhD student to lead an interdisciplinary project investigating how chemical pollution affects aquatic biodiversity, freshwater ecosystems, and society.
Description:
Chemical pollution in freshwater environments has increased rapidly over the past 50 years, and wastewater treatment plant discharges are a well-known source of this pollution. One way to mitigate this pollution is to upgrade wastewater treatment technologies to reduce chemical pollution. This PhD project aims to evaluate if and how such upgrades affect freshwater organisms and habitats in the long-term, and how these upgrades could benefit society. The project will focus on topics including:
- Assessing how aquatic macroinvertebrate biodiversity responds to over time and space to pollution pressures
- Quantifying changes in pollution pre-and post-upgrade and linking this to biodiversity patterns
- Synthesizing the scientific literature to identify and help predict how upgrades could benefit aquatic ecosystems and ecosystem services
- Evaluating social attitudes and perceptions of upgrading by society
This project takes an interdisciplinary approach, and it will equip the PhD candidate with skills from the fields of biodiversity assessment, ecotoxicology, evidence synthesis, and the social sciences. The project will involve a combination of field-based sampling, controlled laboratory assays, computer-based data-driven analysis, and social science surveys.
What we offer:
- A supportive and collaborative research environment with supervisors who are experts in these research areas.
- Access to state-of-the-art aquatic and ecotoxicological laboratory facilities.
- Opportunities to develop diverse research and professional skills.
- Engagement and networking across academic, government, and industry sectors.
Qualifications:
We are looking for a highly motivated individual with the following qualifications:
- A Master’s degree (or equivalent) in Biology, Ecology, Environmental Science, Ecotoxicology, or a related field.
- Prior experience collecting and/or identifying freshwater macroinvertebrate taxa.
- A strong interest in biodiversity, freshwater conservation, or ecotoxicology.
- Proficient written and verbal communication skills in English.
The following qualifications are desirable:
- Experience with processing or analyzing environmental samples for pollutants is desirable.
- Proficiency in statistical analyses (e.g., using R) is desirable.
- A driver’s license is desirable.
Place of work:
Umeå
Forms for funding or employment:
Employment as PhD student (4 years education)
Scope:
100%
Application:
Please submit the following three documents as PDFs alongside your application:
- A CV (max 3 pages, font type Arial or Times New Roman, min size 11) that includes the following headings: education, work experience, research interests, awards, publications, presentations at conferences, teaching experience, field work experience, laboratory experience, software and computing skills, languages, and other merits.
- A motivation/cover letter (max 2 pages, font type Arial or Times New Roman, min size 11) that summarises how the candidate’s education and experience meet the qualifications and motivation for why they are interested in conducting this PhD project.
- A document with contact details for two professional reference persons that can speak to your qualifications (font type Arial or Times New Roman, min size 11). Please include their name, email, and the connection to candidate (e.g., MSc supervisor, prior workplace manager).
To qualify for third-cycle (Doctoral) courses and study programmes, you must have a second-cycle (Master’s) qualification. Alternatively, you must have conducted a minimum of four years of full-time study, of which a minimum of one year at second-cycle level.
Applicants will be selected based on their written application and CV, degree project, copies of their degree certificate and transcript of records from previous first and second-cycle studies at a university or higher education institution, two personal references, and knowledge of English.
More information about the application: https://www.slu.se/en/about-slu/work-at-slu/jobs-and-vacancies/doktorand3/
Application deadline: 26 March 2026
PhD position available in soil invertebrate ecotoxicology available University of Oslo
A PhD Research Fellow position in Soil Invertebrate Ecotoxicology is available at the Section for Aquatic Biology and Toxicology, Department of Biosciences, University of Oslo.
Continue readingPhD opportunity in evolutionary ecology and ecotoxicology of rainforest frogs
The Rojas lab at the University of Veterinary Medicine Vienna, Austria, is seeking a PhD candidate to investigate the evolutionary ecology and ecotoxicological impacts of mercury contamination on Amazonian rainforest frogs
Continue readingPhD position on novel approaches for the removal of PFAS from living organisms
The Molecular Toxicology Group at the Helmholtz Centre of Environmental Research (UFZ) is looking for a creative and ambitious PhD candidate to use novel approaches to remove persistent PFAS from living organisms.
Continue readingPhD position to study the sorption of heavy metals and PFAS on natural nanoparticles
The Institute for Environmental Sciences of the University of Kaiserslautern-Landau (RPTU) are seeking to hire a PhD student (m/f/d) to conduct field and laboratory sorption experiments, determine PFAS concentrations, and characterize the sorption layer using TGA-MS.
Continue readingPhD Researcher (f/m/x) in In4Nile PhD-Cohort: Analysis and assessment of aquatic chemical pollution in the Nile Basin
The UFZ is looking for a PhD student to join the “In4Nile” PhD cohort and investigate chemical pollution in the Nile Basin and working with local authorities to assess risks and develop future monitoring and mitigation strategies
The Job
In the PhD cohort “In4Nile” – Advancing Water Quality Information in the Nile River Basin, we offer four PhD Positions. In4NILE addresses the limited availability of water quality information in the Nile basin by developing and applying low-cost sampling techniques, mining of existing open (geo)datasets, exploring the use of unstructured data sources through natural language processing, and by developing basin-scale, multi-pollutant spatially explicit water quality models.
The PhD Position (f/m/x) “Analysis and assessment of chemical pollution under low-capacity settings” involves conducting a case study in the Nile Basin, which includes sampling activities together with local partners, organic micropollutant analyses using high-resolution mass spectrometry, and advanced data evaluation and interpretation. Our vision for this PhD project is to create extensive data on chemical pollution and related risks in (sub-catchments of) the Nile Basin, and – together with the Nile Basin Initiative and local authorities and agencies – assess possibilities for establishing future monitoring programs and potential mitigation measures.
Your Tasks
- Testing, validation and improvement when needed of available low-budget sampling techniques in the lab under varying environmental conditions.
- Investigating hydrophilic and hydrophobic organic micropollutants in water and silicone passive samplers from the Nile Basin using liquid/gas chromatography coupled to high-resolution mass spectrometry (LC/GC-HRMS).
- Assessing (eco)toxicological risks using chemical and hydrological information in the context of environmental and public health.
Your profile
Required:
- A master degree in Environmental Sciences, Analytical Chemistry, or any related discipline.
- Commitment to field and laboratory work.
- Experience in chemical analysis/other laboratory work.
- Knowledge of statistical methods and data handling, preferably using R.
- Motivation to work in a multidisciplinary, international team.
- Excellent knowledge of written and spoken English.
Preferred:
- Experience in organic micropollutant analysis in environmental or biological matrices.
- We especially invite candidates from the Nile basin area and other African countries to apply for this position
Place of work & Working time
Leipzig, 65 % (25,35 h / week)
Contract limitations
limited contract / 36 months
Salary
Remuneration according to the TVöD public-sector up to pay grade 13 including attractive public-sector social security benefits.
More information and Contact
More information can be found https://recruitingapp-5128.de.umantis.com/Vacancies/3307/Description/2 and for any questions about the job, kindly contact:
Saskia Finckh (saskia.finckh@ufz.de)
Your application
Please submit your application via our online portal https://recruitingapp-5128.de.umantis.com/Vacancies/3307/Application/New/2 with your cover letter, CV (please omit your photo, age, or marital status) and relevant attachments. Application deadline: 12.01.2026
PhD position: Ecological interactions of coexisting cryptic Gammarus species
The Department of Ecology, Faculty of Science at Charles University in Prague, is seeking a motivated PhD student to assess the ecological interactions of coexisting cryptic Gammarus species
Continue readingPhD Candidate in Ecotoxicology
The Institute of Environmental Science (CML) at Leiden University is looking for an enthusiastic and highly motivated PhD-candidate who is eager to study the ecotoxicological safety of nano-embedded medicines and their degradation products.
Continue readingPhD fellowship: “The effect of formulation of dsRNA based pesticides on non-target species”
The Department of Plant and Environmental Science, Section for Environmental Chemistry and Physics, at the University of Copenhagen, invites applicants for a PhD fellowship in “The effect of formulations of dsRNA based pesticides on non-target species”. The project is part of the research project ENvironmental SAFEty of biotechnological plant protection products based on short interfering RNA and peptides, which is financed by The Novo Nordisk Foundation.
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