Research and Publications
(2008)
Harmonia axyridis in Europe: spread and distribution of a non-native coccinellid. BioControl, 53, 5-21.
(2008) (2007)
Harmonia axyridis in Great Britain: analysis of the spread and distribution of a non-native coccinellid. From Biological Control to Invasion: the Ladybird Harmonia axyridis as a Model Species From Biological Control to Invasion: the Ladybird Harmonia axyridis as a Model Species. pp. 55-67. Springer Netherlands.
(2008) Harmonia axyridis in Great Britain: analysis of the spread and distribution of a non-native coccinellid. From Biological Control to Invasion: the Ladybird Harmonia axyridis as a Model Species From Biological Control to Invasion: the Ladybird Harmonia axyridis as a Model Species. pp. 55-67. Springer Netherlands.
(2008) Harmonia Axyridis. In: Handbook Of Alien Species In Europe. (Ed.: Daisie). Springer series in Invasion Ecology.
(2008) Horizon scanning for invasive alien species with the potential to threaten biodiversity in Great Britain. Global Change Biology, 20, 3859-3871.
(2014) Horizon Scanning For New Invasive Non-Native Species In England. Report To Natural England (Natural England Contract No. Sae03-02-189). Central Science Laboratory, York.
(2009) Implementing the European policies for alien species – networking, science, and partnership in a complex environment. Management of Biological Invasions, 4, 3-6.
(2013) (2007)
Intraguild predation involving Harmonia axyridis: a review of current knowledge and future perspectives. BioControl, 53, 147-168.
(2007) (2016)
Ladybirds (Coccinellidae) Of Britain And Ireland. Field Studies Council, Shrewsbury.
(2011) (2016)
(2009)
Long-term changes in communities of native coccinellids: population fluctuations and the effect of competition from an invasive non-native species. Insect Conservation and Diversity, 9, 202-209.
(2016) (2008)
The most northerly record of the harlequin ladybird (Col., Coccinellidae) in the British Isles. Entomologist's Monthly Magazine, 145, 43-44.
(2009) A national-scale assessment of climate change impacts on species: Assessing the balance of risks and opportunities for multiple taxa. Biological Conservation, 213, 124 - 134.
(2017) 
Natural Enemies Of Ladybird Beetles. In Ecology Of The Coccinellidae. Hodek, I., Honěk, A. And Van Emden, H. Kluwer Academic Publishers.
(2012) (2017)
(2010)
Non-Native Species Portal Feasibility Study. CEH, Huntingdon.
(2008)