The 'pritchard trap': a novel quantitative survey method for crayfish.

Pritchard, E. G., Chadwick, D. D. A., Patmore, I. R., Chadwick, M. A., Bradley, P., Sayer, C. D., Axmacher, J. C., (2021). Ecological Solutions and Evidence 2(e12070) British Ecological Society, London, UK. English language

A novel 'triple drawdown' method highlights deficiencies in invasive alien crayfish survey and control techniques.

Chadwick, D. D. A., Pritchard, E. G., Bradley, P., Sayer, C. D., Chadwick, M. A., Eagle, L. J. B., Axmacher, J. C., (2020). Journal of Applied Ecology 58(2), 316-326. Wiley, Oxford, UK. English language