Research and Publications
United Kingdom Butterfly Monitoring Scheme Report For 2007. CEH, Wallingford.
(2008) The State Of The Uk’s Butterflies 2015. Butterfly Conservation and the Centre for Ecology & Hydrology, Wareham, Dorset.
(2015) Non-Native Species Portal Feasibility Study. CEH, Huntingdon.
(2008) (2010)
Similarities in butterfly emergence dates among populations suggest local adaptation to climate. Global Change Biology, 21, 3313-3322.
(2015) 
Sensitivity of UK butterflies to local climatic extremes: which life stages are most at risk?. Journal of Animal Ecology, 86, 108-116.
(2017) (2018)
The role of ecological interactions in determining species ranges and range changes. Biological Journal of the Linnean Society, 115, 647–663.
(2015) 
(2016)
Little and late: How reduced hedgerow cutting can benefit Lepidoptera. Agriculture, Ecosystems & Environment, 224, 22-28.
(2016) Lepidoptera communities across an agricultural gradient: how important are habitat area and habitat diversity in supporting high diversity?. Journal of Insect Conservation, 19, 403-420.
(2015) (2016)
(2017)
Experimental evidence for optimal hedgerow cutting regimes for Brown hairstreak butterflies. Insect Conservation and Diversity, 11, 213-218.
(2018) The effects of habitat fragmentation on niche requirements of the marsh fritillary, Euphydryas aurinia, (Rottemburg, 1775) on calcareous grasslands in southern UK. Journal of Insect Conservation, 15, 269-277.
(2011) Do urban areas act as foci for the spread of alien plant species? An assessment of temporal trends in the UK. Diversity and Distributions, 15, 338-345.
(2009) The development of butterfly indicators in the United Kingdom and assessments in 2010. Journal of Insect Conservation, 15, 139-151.
(2011) The contribution of volunteer recorders to our understanding of biological invasions. Biological Journal of the Linnean Society, 115, 678–689.
(2015) 
Citizen science and invasive alien species: Predicting the detection of the oak processionary moth Thaumetopoea processionea by moth recorders. Biological Conservation, 208, 146-154.
(2017)