Since mid-2022, the team's work has largely focused on the presence of pet parasiticides in urban waterways. This work was summarised in this Grantham Institute briefing paper published in March 2023. Other relevant publications are as follows:

  • Uhlhorn, J., et al. Chemical profiling of surface water and biota in protected marine harbours impacted by combined sewer overflows, Environmental International, (2025). (In-press). 
  • Smith, T. P., et al, High-throughput characterization of bacterial responses to complex mixtures of chemical pollutants, Nature Microbiology, (2024). (In-press). 
  • Perkins, R., Barron, L., Glauser, G., Whitehead, M., Woodward, G., & Goulson, D. (2024). Down-The-Drain Pathways for Fipronil and Imidacloprid Applied as Spot-on Parasiticides to Dogs: Estimating Aquatic Pollution. Science of the Total Environment, (2024). https://doi.org/10.1016/j.scitotenv.2024.170175 
  • Duncalf-Youngson, H. et al., Pet treatments could be harming freshwater life, Freshwater Biological Association, (2024). 
    Pet treatments could be harming freshwater life — Freshwater Biological Association (fba.org.uk)
  • Yoder, L., et al. Dog swimming and ectoparasiticide water contamination in urban conservation areas: A case study on Hampstead Heath, London, Science of The Total Environment, (2024). https://doi.org/10.1016/j.scitotenv.2024.176686 
  • Egli, M. et al., A One-Health environmental risk assessment of contaminants of emerging concern in London’s waterways throughout the SARS-CoV-2 pandemic, Environment International, 180 (2023). https://doi.org/10.1016/j.envint.2023.108210 
  • Rapp-Wright, H. et al., A year-long study of the occurrence and risk of over 140 contaminants of emerging concern in wastewater influent, effluent and receiving waters in the Republic of Ireland. Science of the Total Environment, 860 (2023). https://doi.org/10.1016/j.scitotenv.2022.160379 
  • Wells, C., Collins, C.M. A rapid evidence assessment of the potential risk to the environment presented by active ingredients in the UK’s most commonly sold companion animal parasiticides. Environ Sci Pollut Res, 29 (2022). https://doi.org/10.1007/s11356-022-20204-2 
  • Richardson, A. K. et al., A miniaturized passive sampling-based workflow for monitoring chemicals of emerging concern in water. Science of the Total Environment, 839 (2021). https://doi.org/10.3390/molecules26185431 
  • Egli, M. et al., Quantitative determination and environmental risk assessment of 102 chemicals of emerging concern in wastewater-impacted rivers using rapid direct-injection liquid chromatography—tandem mass spectrometry. Molecules, 26(8) (2021). https://doi.org/10.3390/molecules26185431 
  • Richardson, A. K. et al., Rapid direct analysis of river water and machine learning assisted suspect screening of emerging contaminants in passive sampler extracts, Analytical Methods, 13(5) (2021). https://doi.org/10.1039/d0ay02013c 
  • Miller, T, H. et al., Multicompartment and cross-species monitoring of contaminants of emerging concern in an estuarine habitat, Environmental Pollution, 270 (2021). https://doi.org/10.1016/j.envpol.2020.116300 
  • Ng, K, T. et al., High-throughput multi-residue quantification of contaminants of emerging concern in wastewaters enabled using direct injection liquid chromatography-tandem mass spectrometry, Journal of Hazardous Materials, 398 (2020). https://doi.org/10.1016/j.jhazmat.2020.122933 
  • Miller, T, H. et al., Biomonitoring of pesticides, pharmaceuticals and illicit drugs in a freshwater invertebrate to estimate toxic or effect pressure, Environment International, 129 (2019). https://doi.org/10.1016/j.envint.2019.04.038 

Read more articles from the members of our team here: Dr Leon Barron, Dr Tilly Collins, Rose Perkins, Rhys Preston-Allan, Professor Jeff Waage, Professor Guy Woodward.