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Journal Article

Roy, H.E., Scalera, R., Dunn, A. & Hesketh, H. (2016) Invasive species: Control wildlife pathogens too. Nature, 530, 281-281.

Pell, J.K., Baverstock, J., Roy, H.E., Ware, R.L. & Majerus, M.E.N. (2007) Intraguild predation involving Harmonia axyridis: a review of current knowledge and future perspectives. BioControl, 53, 147-168.

Roy, H.E., Brown, P.M.J., Rothery, P., Ware, R.L. & Majerus, M.E.N. (2007) Interactions between the fungal pathogen Beauveria bassiana and three species of coccinellid: Harmonia axyridis, Coccinella septempunctata and Adalia bipunctata. BioControl, 53, 265-276.

Katsanevakis, S., Genovesi, P., Gaiji, S., Hvid, H.N., Roy, H.E., Nunes, A.L., Aguado, F.S., Bogucarskis, K., Dubusscher, B., Deriu, I., Harrower, C.A., Josefsson, M., Lucy, F.E., Marchini, A., Richards, G., Trichkova, T., Vanderhoeven, S., Zentos, A. & Cardoso, A.C. (2013) Implementing the European policies for alien species – networking, science, and partnership in a complex environment. Management of Biological Invasions, 4, 3-6.

Parrott, D., Roy, S., Baker, R., Cannon, R., Eyre, D., Hill, M.O., Wagner, M., Preston, C.D., Roy, H.E. & Beckmann, B. (2009) Horizon scanning for new invasive non-native animal species in England.

Roy, H.E., Peyton, J., Aldridge, D.C., Bantock, T., Blackburn, T.M., Britton, R., Clark, P., Cook, E., Dehnen-Schmutz, K., Dines, T., Dobson, M., Edwards, F., Harrower, C.A., Harvey, M.C., Minchin, D., Noble, D.G., Parrott, D., Pocock, M.J.O., Preston, C.D., Roy, S., Salisbury, A., Schönrogge, K., Sewell, J., Shaw, R.H., Stebbing, P., Stewart, A.J.A. & Walker, K.J. (2014) Horizon scanning for invasive alien species with the potential to threaten biodiversity in Great Britain. Global Change Biology, 20, 3859-3871.

Brown, P.M.J., Roy, H.E., Rothery, P., Roy, D.B., Ware, R.L. & Majerus, M.E.N. (2007) Harmonia axyridis in Great Britain: analysis of the spread and distribution of a non-native coccinellid. BioControl, 53, 55-67.

Brown, P.M.J., Adriaens, T., Bathon, H., Cuppen, J., Goldarazena, A., Hägg, T., Kenis, M., Klausnitzer, B.E.M., Kovář, I., Loomans, A.J.M., Majerus, M.E.N., Nedved, O., Pedersen, J., Rabitsch, W., Roy, H.E., Ternois, V., Zakharov, I.A. & Roy, D.B. (2008) Harmonia axyridis in Europe: spread and distribution of a non-native coccinellid. BioControl, 53, 5-21.

Roy, H.E., Brown, P.M.J., Ware, R.L., Michie, L.J., Beckmann, B. & Majerus, M.E.N. (2008) The harlequin ladybird marches on. British Wildlife, 19, 182-186.

Holroyd, O., Brown, P.M.J., Roy, H.E. & Majerus, M.E.N. (2008) The harlequin ladybird, Harmonia axyridis, reaches Scotland. Entomologists’ Record and Journal of Variation, 120, 42-43.

Murchie, A.K., Moore, J.P., Moore, G.A. & Roy, H.E. (2008) The harlequin ladybird, Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae), found in Ireland. Irish Naturalists' Journal,, 29, 25-26.

Roy, H.E., Brown, P.M.J., Adriaens, T., Berkvens, N., Borges, I., Clusella-Trullas, S., Comont, R.F., De Clercq, P., Eschen, R., Estoup, A., Evans, E.W., Facon, B., Gardiner, M.M., Gil, A., Grez, A.A., Guillemaud, T., Haelewaters, D., Herz, A., Honek, A., Howe, A.G., Hui, C., Hutchison, W.D., Kenis, M., Koch, R.L., Kulfan, J., Handley, L.L., Lombaert, E., Loomans, A., Losey, J., Lukashuk, A.O., Maes, D., Magro, A., Murray, K.M., San Martin, G., Martinkova, Z., Minnaar, I.A., Nedved, O., Orlova-Bienkowskaja, M.J., Osawa, N., Rabitsch, W., Ravn, H.P., Rondoni, G., Rorke, S.L., Ryndevich, S.K., Saethre, M.G., Sloggett, J.J., Soares, A.O., Stals, R., Tinsley, M.C., Vandereycken, A., van Wielink, P., Viglasova, S., Zach, P., Zakharov, I.A., Zaviezo, T. & Zhao, Z.H. (2016) The harlequin ladybird, Harmonia axyridis: global perspectives on invasion history and ecology. Biological Invasions, 18, 997-1044.

Roy, H.E., Preston, C.D., Harrower, C.A., Rorke, S.L., Noble, D.G., Sewell, J., Walker, K.J., Marchant, J.H., Seeley, B., Bishop, J., Jukes, A.R., Musgrove, A.J., Pearman, D.A. & Booy, O. (2014) GB Non-native Species Information Portal: documenting the arrival of non-native species in Britain. Biological Invasions, 16, 2495-2505.

Roy, H.E., Baxter, E., Saunders, A. & Pocock, M.J.O. (2016) Focal Plant Observations as a Standardised Method for Pollinator Monitoring: Opportunities and Limitations for Mass Participation Citizen Science. Plos One, 11.

Roy, H.E. (2010) Encounters with aliens Invasive species - they're here!. Catalyst, 20, 20-22.

Pocock, M.J.O., Newson, S.E., Henderson, I.G., Peyton, J., Sutherland, W.J., Noble, D.G., Ball, S.G., Beckmann, B., Biggs, J., Brereton, T.M., Bullock, D.J., Buckland, S.T., Edwards, M., Eaton, M.A., Harvey, M.C., Hill, M.O., Horlock, M., Hubble, D.S., Julian, A.M., Mackey, E.C., Mann, D.J., Marshall, M.J., Medlock, J.M., O'Mahony, E.M., Pacheco, M., Porter, K., Prentice, S., Procter, D.A., Roy, H.E., Southway, S.E., Shortall, C.R., Stewart, A.J.A., Wembridge, D.E., Wright, M.A. & Roy, D.B. (2015) Developing and enhancing biodiversity monitoring programmes: a collaborative assessment of priorities. Journal of Applied Ecology, 52, 686–695.

Pocock et al 2015 - Developing and enhancing biodiversity monitoring programmes - a collaborative assessment of priorities.pdf (263.7 KB)

Hui, C., Richardson, D.M., Landi, P., Minoarivelo, H.O., Garnas, J. & Roy, H.E. (2016) Defining invasiveness and invasibility in ecological networks. Biological Invasions, 18, 971-983.

Gardiner, M., Losey, J., Smyth, R., Allee, L., Roy, H.E. & Brown, P.M.J. (2012) Data Accuracy and Citizen Science: Lessons Learned from Studying Lady Beetles in the US and UK. Frontiers in Ecology and the Environment, 10, 471- 476.

Kenis, M., Roy, H.E., Zindel, R. & Majerus, M.E.N. (2007) Current and potential management strategies against Harmonia axyridis. BioControl, 53, 235-252.

Kenis, M., Roy, H.E., Zindel, R. & Majerus, M.E.N. (2008) Current and potential management strategies against Harmonia axyridis. BioControl, 53, 235-252.

Essl, F., Bacher, S., Blackburn, T.M., Booy, O., Brundu, G., Brunel, S., Cardoso, A.C., Eschen, R., Gallardo, B., Galil, B., García-Berthou, E., Genovesi, P., Groom, Q., Harrower, C.A., Hulme, P.E., Katsanevakis, S., Kenis, M., Kühn, I., Kumschick, S., Martinou, A.F., Nentwig, W., O'Flynn, C., Pagad, S., Pergl, J., Pyšek, P., Rabitsch, W., Richardson, D.M., Roques, A., Roy, H.E., Scalera, R., Schindler, S., Seebens, H., Vanderhoeven, S., Vilà, M., Wilson, J., Zentos, A. & Jeschke, J.M. (2015) Crossing Frontiers in Tackling Pathways of Biological Invasions. BioScience, 65, 769-782.

Roy, H.E., Rorke, S.L., Beckmann, B., Booy, O., Botham, M.S., Brown, P.M.J., Harrower, C.A., Noble, D.G., Sewell, J. & Walker, K.J. (2015) The contribution of volunteer recorders to our understanding of biological invasions. Biological Journal of the Linnean Society, 115, 678–689.

Roy et al. 2015 - The contribution of volunteer recorders to our understanding of biological invasions.pdf (2.25 MB)

Garnas, J.R., Auger-Rozenberg, M.A., Roques, A., Bertelsmeier, C., Wingfield, M.J., Saccaggi, D.L., Roy, H.E. & Slippers, B. (2016) Complex patterns of global spread in invasive insects: eco-evolutionary and management consequences. Biological Invasions, 18, 935-952.

Comont, R.F., McCracken, M.E., Hesketh, H., Hails, R.S. & Roy, H.E. (2009) Bivoltine Blues: A second generation in the British Chalkhill Blue Polyommatus coridon (Lepidoptera: Lycaenidae). British Journal of Entomology and Natural History, 22.

Roy, H.E., Hails, R.S., Hesketh, H., Roy, D.B. & Pell, J.K. (2009) Beyond biological control: non-pest insects and their pathogens in a changing world. Insect Conservation and Diversity, 2, 65-72.

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