At this time of year Blandford flies are at their height.
They are predominantly found near bodies of water and can give a nasty bite – most commonly to the leg or ankle. Most bites are just painful and uncomfortable, but some can become infected and require medical attention.
The link below provides details of how to protect yourself against being bitten, symptoms to look out for and when to seek medical advice.
https://www.herefordshire.gov.uk/news/article/540/protect_yourself_from_the_blandford_fly