Please report sightings of Yellow-legged hornets (YLH), also known as Asian hornets, on this online form or download the free Asian hornet Watch app for Apple devices or android devices.
As of 22/05/2026:
To view the location of destroyed nests, please visit the map page and choose the Asian Hornet map layer.
Yellow-legged hornet location information in England and Wales from January 2026 to June 2026
| # | Grid Ref: | Location | County | Type | Date initial sighting | Reported by | Links to images / Notes |
| 1 | SE60 | Doncaster | South Yorkshire | Sighting | 26/02/2026 | Member of the public | No sample |
| 2 | TL18 | Sawtry | Cambridgeshire | Sighting | 13/03/2026 | Member of the public | |
| 3 | TR35 | Nonington | Kent | Sighting | 08/04/2026 | Beekeeper | Link to image |
| 4 | TR24 | Densole | Kent | Sighting | 08/04/2026 | Member of the public | Found in outbuilding Link to image |
| 5 | TQ35 | Oxted | Surrey | Sighting | 09/04/2026 | Member of the public | Alive in house |
| 6 | TR15 | Kingston | Kent | Sighting | 11/04/2026 | Member of the public | Link to image |
| 7 | TR25 | Nonington | Kent | Sighting | 11/04/2026 | Beekeeper | Caught in trap Link to image |
| 8 | TR35 | Sandwich | Kent | Sighting | 10//04/2026 | Member of the public | |
| 9 | SK36 | Chesterfield | Derbyshire | Embryo nest | 26/04/2026 | Member of the public | Link to image Link to image |
| 10 | SU31 | Southampton | Hampshire | Sighting | 27/04/2026 | Member of the public | Flew from conservatory |
| 11 | SK32 | Repton | South Derbyshire | Sighting | 27/04/2026 | Member of the public | Insect intercepted |
| 12 | SK52 | Rushcliffe | Nottinghamshire | Sighting | 27/04/2026 | Member of the public | Insect intercepted |
| 13 | SU41 | Southampton | Hampshire | Sighting | 27/04/2026 | Member of the public | Flew away |
| 14 | TQ93 | Leigh Green | Kent | Sighting | 30/04/2026 | Member of the public | Insect intercepted in house |
| 15 | TR24 | Coldred | Kent | Sighting | 01/5/2026 | Member of the public | Insect intercepted in shed |
| 16 | TR24 | Densole | Kent | Sighting | 03/5/2026 | Member of the public | Flew into garage |
| 17 | TR23 | Folkestone | Kent | Sighting | 04/05/2026 | Member of the public | |
| 18 | SY99 | Lytchett Minster and Upton | Dorset | Sighting | 10/05/2026 | Member of the public | Insect intercepted in house |
| 19 | TQ84 | Maidstone | Kent | Sighting | 17/05/2026 | Member of the public | Insect intercepted in conservatory |
APHA's National Bee Unit recognise the important role that weekend events play in supporting training, engagement, and education across our primarily hobbyist sector and we are committed to working constructively with partners and stakeholders to maximise the value and impact of these opportunities wherever possible. However, our organisation operates within a workforce model designed to deliver core services across a standard working week. Like many public sector bodies, we must balance finite resources against a wide range of statutory responsibilities and operational priorities. This inevitably limits our capacity to routinely support out-of-hours and weekend activity at scale.
Where we are able to contribute to weekend events, this is considered carefully on a case-by-case basis, taking into account operational pressures, value for money, and the potential benefits to our strategic objectives. In many instances, our resources must remain focused on critical front-line services and essential functions.
We fully recognise that this can be disappointing to organisers and stakeholders but remain committed to working collaboratively to explore alternative ways of supporting engagement that are sustainable and effective including strengthening our focus on provision of high-quality training support materials and digital resources. These approaches can often deliver broader and longer-lasting impact than individual event attendance alone.
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In December 2025 Defra confirmed that the NBU will not be asked to carry out spring trapping for YLH in England in 2026. This decision was taken in response to the high number and geographic spread of later season nest finds during 2025.
At the BHAF meeting held on 5th March, a Fera-based PhD student, gave a presentation about the work she had done during her PhD on kinship analyses of YLH nests found and destroyed in England from 2016 to 2024. The results from these analyses suggested that there is a limited established population of YLH in England. It is likely that there will be further evidence of kinship relatedness from the analyses of nests destroyed in 2025 (report to be submitted shortly). Nevertheless, Defra remain committed to taking action against YLH and have asked the NBU to take action to find and destroy nests later in the 2026 season.
With these findings and the number of samples involved, it has been difficult for the laboratory to complete analyses of YLH to provide information in a timely manner for the field to adapt during the live response to YLH. As a result, Fera will not be commissioned to carry out genetic analyses of YLHs found in England in 2026.
In England, previously the NBU followed up credible spring sightings and then arranged to collect the sample. However, as these samples will not be analysed, whilst contact will still be made with the reporter, no sample recovery will be undertaken. Please ask your members and Yellow Legged Asian Hornet teams to continue to report sightings so that we will have records of where and how many hornets have been sighted to inform later season developments. A summary of these findings will still be reported on a weekly basis via BHAF and updated on BeeBase.
Welsh government have commissioned the NBU to carry out spring trapping in Wales and will follow the previously established process. The position with respect to genetic analyses of YLHs found in Wales will be confirmed separately.
Later in the season when nests are more likely to be present, Defra have asked the NBU to follow up credible sightings to find and destroy nests.
We are very grateful for the actions that you take and support you provide in dealing with YLH.
Defra Bee Health Policy Team
Over 10,000 beekeepers updated their details on BeeBase during the 2025 hive count compared to over 9,500 in 2024.
The 2025 hive count produced a figure of 257,976 colonies in the UK. This is higher than the 2024 figure of 252,647.Responses indicated there was a decrease of 0.2 hive per beekeeper on average, but an increase in the total number of beekeepers.
The Hive Count provides a useful indication of the number of managed colonies in the UK and helps ensure that BeeBase records are kept up to date. Information about numbers and location of hives is important for the National Bee Unit and Scottish Government inspectors in terms of preparing and planning for outbreaks of disease and exotic pests.
Thank you very much to everyone who has taken the time to ensure that their BeeBase records are up to date.