Dr Craig Shuttleworth
Honorary Visiting Research Fellow

Affiliations
Links
- https://twitter.com/Welshsquirrels
Personal account - https://twitter.com/RedSquirrelsinW
Welsh red squirrel conservation - https://www.facebook.com/groups/143610382316300
Welsh red squirrel conservation - https://pinemarten.net/
The Gwynedd pine marten project - https://www.linkedin.com/in/craig-shuttleworth-6062a1253/
Personal page
Contact info
Mobile 07966150847
Email c.shuttleworth@bangor.ac.uk
- Published
Preventing grey squirrel establishment on Anglesey
Shuttleworth, C., 2021, Invasive Alien Species Colonisation Prevention: Your guide to early detection and rapid response . Robinson, N. J. & Shuttleworth, C. M. (eds.). Royal Society of Wildlife Trusts, p. 55-69Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
Pine marten scat holds few clues for squirrel disease
Shuttleworth, C., Everest, D. J., Dastjerdi, A., Birks, J. & Hayward, M., 7 Dec 2019, In: Veterinary Record. 185, p. 698Research output: Contribution to journal › Article
- Published
Painting the Town Red: Gwynedd red squirrel conservation
Shuttleworth, C., 2015, Shared Experience of Red Squirrel Conservation Practice . Shuttleworth, C. M., Lurz, P. W. W. & Halliwell, E. C. (eds.). European Squirrel Initiative, p. 159-166Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
PCR detection of adenovirus in grey squirrels on Anglesey
Everest, D. J., Grierson, S. S., Stidworthy, M. & Shuttleworth, C., 31 Oct 2009, In: Veterinary Record. 165, p. 482Research output: Contribution to journal › Article › peer-review
- Published
Opportunistic viral surveillance confirms the ongoing disease threat grey squirrels pose to sympatric red squirrel populations in the UK
Everest, D., Green, C., Dastjerdi, A., Davies, H., Cripps, R., McKinney, C., Podgornik, G., Stinson, M., O'Hare, S., Bonnie, S., Mill, A., Van der wall, Z., Robinson, N., Trotter, S. & Shuttleworth, C., 20 May 2023, In: Veterinary Record. 192, 10, e2834.Research output: Contribution to journal › Article › peer-review
- Published
Non-invasive genetic studies and virus epidemiology
Everest, D. J., Dastjerdi, A., Davies, H., Shuttleworth, C., Ogden, R., Butler, H. & Sapsford, B., 30 Mar 2022, In: Veterinary Record. 190, p. 204-205Research output: Contribution to journal › Article
- Published
Monitoring escaped captive bred red squirrels in the UK
Shuttleworth, C., 2021, Saving the red squirrel: landscape recovery. Shuttleworth, C. M., Lurz, P. W. W. & Robinson, N. J. (eds.). Red Squirrel Survival Trust, p. 71-78Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
Mitochondrial DNA Analysis of Red Squirrels (Sciurus vulgaris) in North Wales
O’Meara, D., Shuttleworth, C., Clews-Roberts, R., Everest, D. & Synnott, R., 1 Mar 2025, 14 p. (Evidence Report Series; no. 791)Research output: Book/Report › Commissioned report
- Published
Mathematical models of grey squirrel invasion: a case study on Anglesey
Jones, H. E., White, A., Lurz, P. W. W., Boots, M. & Shuttleworth, C., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel Initiative, p. 235-255Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Mathematical models for invasive species management: grey squirrel control on Anglesey
Jones, H., White, A., Lurz, P. W. W. & Shuttleworth, C., 10 Sept 2017, In: Ecological Modelling. 180, p. 274-284Research output: Contribution to journal › Article › peer-review
- Published
Magical Mammals: Red squirrels in North West Wales
Shuttleworth, C., 2021, Saving the red squirrel: landscape recovery. Shuttleworth, C. M., Lurz, P. W. W. & Robinson, N. J. (eds.). Red Squirrel Survival Trust, p. 269-278Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
Leprosy in red squirrels in the UK
Schilling, A.-K., Del-Pozo, J., Lurz, P. W. W., Stevenson, K., Avanzi, C., Shuttleworth, C., Cole, S. T. & Meredith, A. L., 30 Mar 2019, In: Veterinary Record. 184, p. 416Research output: Contribution to journal › Article
- Published
Landscape scale impacts of culling upon a European grey squirrel population: can trapping reduce population size and decrease the threat of squirrel pox virus infection for the native red squirrel?
Schuchert, P., Shuttleworth, C., McInnes, C. J., Everest, D. J. & Rushton, S. P., 1 Nov 2014, In: Biological Invasions. 16, p. 2381-2391Research output: Contribution to journal › Article › peer-review
- Published
Island Haven: Anglesey red squirrel conservation
Shuttleworth, C., 2015, Shared Experience of Red Squirrel Conservation Practice . Shuttleworth, C. M., Lurz, P. W. W. & Halliwell, E. C. (eds.). European Squirrel Initiative, p. 151-158Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
Invasive genetic rescue: dispersal following repeated culling reinforces the genetic diversity of an invasive mammal
Synnott, R., Shuttleworth, C., Everest, D., Stevenson-Holt, C., O'Reilly, C., McDevitt, A. & O.Meara, D., Oct 2023, In: Biological Invasions. 25, p. 3323-3339Research output: Contribution to journal › Article › peer-review
- Published
Invasive alien species colonisation prevention: Your guide to early detection and rapid response
Robinson, N. & Shuttleworth, C., 2020, Newark: Royal Society of Wildlife Trusts. 204 p.Research output: Book/Report › Book › peer-review
- Published
Introduced Canadian Eastern grey squirrels: squirrelpox virus surveillance and why nothing matters.
McInnes, C., Shuttleworth, C., Larsen, K. W., Everest, D. J., Bruemmer, C., Carroll, B., Romeo, C., Sainsbury, A. W., Crawshaw, G., Dubois, S., Gillis, L., Gilray, J. & Percival, A., 3 Aug 2020, In: Hystrix-Italian Journal of Mammalogy. 31, p. 95-98Research output: Contribution to journal › Article › peer-review
- Published
Interactions between the red squirrel (Sciurus vulgaris), great tit (Parus Major) and jackdaw (Corvus monedula) whilst using nest boxes.
Shuttleworth, C., 1 Oct 2001, In: Journal of Zoology. 255, p. 269-272Research output: Contribution to journal › Article › peer-review
- Published
Inter-specific viral infections: Can the management of captive red squirrel collections help inform scientific research?
Shuttleworth, C., Everest, D. J., McInnes, C. J., Greenwood, A., Jackson, N., Rushton, S. P. & Kenward, R. E., 16 Jun 2014, In: Hystrix-Italian Journal of Mammalogy. 25, 1, p. 18-24Research output: Contribution to journal › Article › peer-review
- Published
Integrating red squirrel (Sciurus vulgaris) habitat requirements with the management of pathogenic tree disease in commercial forests in the UK
Shuttleworth, C., Lurz, P. W. W., Geddes, N. & Brown, J., 1 Sept 2012, In: Forest Ecology and Management. 279, p. 167-175Research output: Contribution to journal › Article › peer-review
- Published
Indirect effects of pine marten recovery result in benefits to native prey through suppression of an invasive species and a shared pathogen
Slade, A., White, A., Lurz, P. W. W., Shuttleworth, C., Tosh, D. & Twining, J., 1 Feb 2023, In: Ecological Modelling. 476, 110216.Research output: Contribution to journal › Article › peer-review
- Published
Identifying incursion pathways, early detection responses and management actions to prevent grey squirrel range expansion: an island case study in Wales
Shuttleworth, C., Halliwell, E. C. & Robertson, P. A., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel Initiative, p. 475-494Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Gut bacteria may explain why grey squirrels outcompete reds – new research
Shuttleworth, C., 20 Feb 2024, The Conversation.Research output: Contribution to specialist publication › Article
- Published
Grey squirrels are bad for the British countryside – full stop
Shuttleworth, C., 2017, The Conversation.Research output: Other contribution
- Published
Grey squirrel nesting ecology and the use of nest sites in European population management
Shuttleworth, C., Selonen, V. & Koprowski, J. L., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel Initiative, p. 349-369Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Grey squirrel management in Europe - the future
Shuttleworth, C., Lurz, P. W. W. & Gurnell, J., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel InitiativeResearch output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Grey squirrel control as a tactic in the conservation of the red squirrel: a positive outcome
Shuttleworth, C., 2001, Advances in Vertebrate Pest Management . Feare, C. J. & Cowan, D. P. (eds.). Filander Verlag, Vol. 3. p. 151-168Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Genetic management of the red squirrel, Sciurus vulgaris: a practical approach to regional conservation
Ogden, R., Shuttleworth, C., McEwing, R. & Cesarini, S., 26 Oct 2005, In: Conservation Genetics. 6, p. 511-525Research output: Contribution to journal › Article › peer-review
- Published
Genetic evidence of the effectiveness of grey squirrel control operations: lessons from the Isle of Anglesey
Signorile, L. & Shuttleworth, C., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel Initiative, p. 439-452Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Future red squirrel conservation in Clocaenog forest
Shuttleworth, C. & Hayward, M., 2015, P21018-0026 ed.Research output: Book/Report › Commissioned report
- Published
First report of dermatophilosis in wild European red squirrels (Sciurus vulgaris)
Holmes, P., Everest, D. J., Spiro, S., Wessels, M. & Shuttleworth, C., 30 Sept 2019, In: Veterinary Record Case Reports. 7, 3, p. 3Research output: Contribution to journal › Article › peer-review
- Published
Experiences of grey squirrel management in an upland conifer forest
Halliwell, E. C., Shuttleworth, C., Cartmel, S., Lloyd, I. & Jenkins, R., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel Initiative, p. 453-474Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Evolving grey squirrel management techniques in Europe
Shuttleworth, C., Robinson, N. J., Halliwell, E. C., Clews-Roberts, R., Peek, H., Podgornik, G., Stinson, M., Rice, S., Finlay, C., McKinney, C., Everest, D. J. & Larsen, K. W., 21 Oct 2020, In: Management of Biological Invasions. 11, 4, p. 747-761Research output: Contribution to journal › Article › peer-review
- Published
Ethical dilemmas when using citizen science for early detection of invasive tree pests and diseases
Pocock, M. J. O., Marzano, M., Bullas-Appleton, E., Dyke, A., de Groot, M., Shuttleworth, C. & White, R., 1 Nov 2020, In: Management of Biological Invasions. 11, p. 720-732Research output: Contribution to journal › Article › peer-review
- Published
Envisioning the future with 'compassionate conservation': An ominous projection for native wildlife and biodiversity
Callen, A., Hayward, M. W., Klop-Toker, K., Allen, B. L., Ballard, G., Beranek, C. T., Broekhuis, F., Bugir, C. K., Clarke, R. H., Clulow, J., Clulow, S., Daltry, J. C., Davies-Mostert, H. T., Di Blanco, Y. E., Dixon, V., Fleming, P. J. S., Howell, L. G., Kerley, G. I. H., Legge, S. M., Lenga, D. J., Major, T., Montgomery, R. A., Moseby, K., Meyer, N., Parker, D. M., Periquet, S., Read, J., Scanlon, R. J., Shuttleworth, C., Tamessar, C. T., Taylor, W. A., Tuft, K., Upton, R. M. O., Valenzuela, M., Witt, R. R. & Wuster, W., Jan 2020, In: Biological Conservation. 241, 108365.Research output: Contribution to journal › Article › peer-review
- Published
Ecosystem impacts of an alien invader in Europe, the grey squirrel Sciurus carolinensis
Gurnell, J., Lurz, P. W. W. & Shuttleworth, C., 2016, The grey squirrel: ecology and management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Gurnell, J. (eds.). European Squirrel Initiative, p. 307-329Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Do differing levels of boldness influence the success of translocation? A pilot study on red squirrels (Sciurus vulgaris)
Bamber, J. A., Shuttleworth, C. & Hayward, M., 26 Sept 2020, In: Animals. 10, 1748.Research output: Contribution to journal › Article › peer-review
- Published
Disease, invasions and conservation: no evidence of squirrelpox virus in grey squirrels introduced to Italy
Romeo, C., McInnes, C., Dale, T., Shuttleworth, C., Bertolino, S., Wauters, L. A. & Ferrari, N., 1 Feb 2019, In: Animal Conservation. 22, 1, p. 14-23Research output: Contribution to journal › Article › peer-review
- Published
Disease monitoring and surveillance: case studies in the applied conservation of fragmented red squirrel (Sciurus vulgaris) populations in England and Wales
Everest, D. J., Floyd, T., Holmes, P., Man, C., Dunnett, C., Locke, R., Savage, L., Sutcliffe, S., Sapsford, B., Shuttleworth, C. & Duff, P., 1 Dec 2021, In: Mammalian Biology. 101, p. 1079-1088Research output: Contribution to journal › Article › peer-review
- Published
Developing red squirrel re-introduction techniques for use during regional grey squirrel eradication programmes in Europe
Shuttleworth, C., Jackson, N. & Kenward, R. E., 2015, 2015 Global Reintroduction Perspectives. Soorae, P. (ed.). IUCN/SSC Re-introduction Specialist Group, p. 67-74Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
Developing integrated and applied red squirrel conservation programmes: What lessons can Europe learn from a regional grey squirrel eradication programme in North Wales?
Shuttleworth, C., Schuchert, P., Everest, D. J., McInnes, C. J., Rushton, S. P., Jackson, N. & Kenward, R. E., 2015, Red squirrels: Ecology, Conservation & Management in Europe. Shuttleworth, C. M., Lurz, P. W. W. & Hayward, M. W. (eds.). European Squirrel Initiative, p. 233-250Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
- Published
Developing a method for assessing the relative abundance of red squirrels in low-density populations
Shannon, G., Barton, O., Valle, S. & Shuttleworth, C., 1 Nov 2024, 34 p.Research output: Book/Report › Commissioned report
- Published
Detecting viral infection in red squirrels
Shuttleworth, C., Everest, D. J., Halliwell, E. C., Hulme, B., Wilberforce, L. & Clews-Roberts, R., 30 Apr 2019, In: Veterinary Record. 184, p. 507Research output: Contribution to journal › Article
- Published
Deconstructing compassionate conservation
Hayward, M. W., Callen, A., Allen, B. L., Ballard, G., Broekhuis, F., Bugir, C., Clarke, R. H., Clulow, J., Clulow, S., Daltry, J. C., Davies-Mostert, H. T., Fleming, P. J. S., Griffin, A. S., Howell, L. G., Kerley, G. I. H., Klop-Toker, K., Legge, S., Major, T., Meyer, N., Montgomery, R. A., Moseby, K., Parker, D. M., Périquet, S., Read, J., Scanlon, R., Seeto, R., Shuttleworth, C., Somers, M. J., Tamessar, C. T., Tuft, K., Upton, R., Valenzuela-Molina, M., Wayne, A., Witt, R. R. & Wuster, W., Aug 2019, In: Conservation Biology. 33, 4, p. 760-768Research output: Contribution to journal › Article › peer-review
- Published
Controlling grey squirrels in forests and woodlands in the UK
Gill, R., Ferryman, M., Shuttleworth, C., Lurz, P. W. W., Mill, A., Robertson, P. A. & Dutton, C., 2019, Forest Research. 16 p.Research output: Book/Report › Book › peer-review
- Published
Confirmation of squirrelpox in Welsh red squirrel
Everest, D. J., Floyd, T., Donnnacie, B., Irvine, R. M., Holmes, J. P. & Shuttleworth, C., 30 Nov 2017, In: Veterinary Record. 181, p. 514-515Research output: Contribution to journal › Article
- Published
Challenges and solutions in early detection, rapid response and communication about potential invasive alien species in forests
de Groot, M., Bullas-Appleton, E., Csóka, G., Csiszár, A., Faccoli, A., Gervasini, A., Kirichenko, N., Shuttleworth, C., Kus Veenvliet, J., O'Hanlon, R., Korda, M., Marinsek, A., Robinson, N., Sweeney, J., Tricarico, E., Verbrugge, L., Williams, D. & Zidar, S., 14 Aug 2020, In: Management of Biological Invasions. 11, p. 637-660Research output: Contribution to journal › Article › peer-review
- Published
Capturing red squirrels (Sciurus vulgaris) on camera: A cost-effective approach for monitoring relative abundance and habitat preference
Shannon, G., Valle, S. & Shuttleworth, C., 3 Oct 2023, In: Ecology and Evolution. 13, 10, e10536.Research output: Contribution to journal › Article › peer-review
- Published
By trying to be everything, rewilding risks meaning nothing
Jachowski, J. D., Bombaci, S., Caravaggi, A., Chalmers, A., Clulow, S., Griffin, A., Hayward, M., Heurich, M., Linnell, J., Marnewick, K., Moehrenschlager, A., Montgomery, A., Shuttleworth, C., Somers, M. & Weise, F., Nov 2019, In: Science. 364, p. 6438Research output: Contribution to journal › Letter
- Published
British red squirrels remain the only known wild rodent host for leprosy bacilli
Schilling, A., Avanzi, C., Ulrich, R. G., Busso, P., Pisanu, B., Ferrari, N., Romeo, C., Mazzamuto, M. V., McLuckie, J., Shuttleworth, C., Del-Pozo, J., Lurz, P. W. W., Escalante-Fuentes, W. G., Ocampo-Candiani, J., Vera-Cabrera, L., Stevenson, K., Chapuis, J.-L., Meredith, A. L. & Cole, S. T., 1 Feb 2019, In: Frontiers in Veterinary Science. 6, p. 8Research output: Contribution to journal › Article › peer-review