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Ticks transmitting Lyme disease are found in a third of Britain, mainly the south

BMJ 2018; 360 doi: https://doi.org/10.1136/bmj.k692 (Published 12 February 2018) Cite this as: BMJ 2018;360:k692
  1. Nigel Hawkes
  1. London

Ticks responsible for transmitting Lyme disease are distributed widely around the UK, a team from Public Health England has found.1

Data from a surveillance scheme that has been running since 2005 showed that the number of sites where ticks have been found have nearly doubled from 2010 to 2016. Dividing Britain into squares of 10 km on each side, the 2016 data show that ticks were reported in 36% of the squares, up from 20% before 2010. In Greater London 80% of the grid squares contained ticks, compared with 67% in southeast England. The Midlands, by contrast, seemed relatively free of ticks.

The increases may result from better awareness of ticks, said the study authors, led by Benjamin Cull, but they …

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