Dr Dan Jones
PhD MSc BSc MA MEWI(Cert)

Ecological Consultant
Dan is Managing Director at Advanced lnvasives and an Honorary Research Associate at Swansea University. He has been instructed as an expert in more than 40 legal cases UK-wide, ranging from rural landholdings through to multimillion-pound development sites. Uniquely, Dan is both a full Member of The Academy and a Certified Expert Witness.
His specialist areas of expertise include:
- Invasive plant identification, survey and mapping; establishing contamination with determination of spread and dispersal.
- Assessment of Japanese Knotweed growth and spread with relative age assessment – relevant for establishing liability in civil claims.
- Evidence-based, commercially independent management approaches for key invasive plants, including Japanese Knotweed, Himalayan Balsam and Giant Hogweed.
- Treatment specifications for all invasive plants through all scales of operation; audit and appraisal of recommended expert, consultant and/or contractor proposals.
Instructions can be undertaken on behalf of either claimant or defendant, or as a Single Joint Expert.
Click here to view his CV.


