This page will no longer be updated.
When required, rolling update pages will be created for 2026 and subsequent years.
At the end of 2025:
- 36 verified sightings of Asian hornet
- 2 Asian hornet nests have been found
- 2 counties with verified Asian hornet sightings
This page will no longer be updated. When required, rolling updates pages will be created for 2026 and subsequent years.
| Sighting type | County | Location | Tetrad Grid ref | Date initial sighting | Date nest removed | Other information |
|---|---|---|---|---|---|---|
| Multiple sightings | Cork | Cork City | W67Q | 31/07/2025 | ||
| Single sighting | Dublin | Inchicore | O13B | 22/07/2025 | Hornet photographed in July and reported in August. | |
| Multiple sightings | Cork | Cork City | W67V | 23/08/2025 | ||
| Single sighting | Cork | Cork City | W66Z | 27/08/2025 | 2 hornets caught in trap by beekeeper. | |
| Nest | Cork | Cork City | W67V | 27/08/2025 | 05/09/2025 | Nest removed. |
| Multiple sightings | Cork | Cork City | W67W | 29/08/2025 | ||
| Multiple sightings | Cork | Cork City | W67Q | 29/08/2025 | ||
| Multiple sightings | Cork | Cobh | W76Y | 01/09/2025 | ||
| Single sighting | Cork | Cork City | W77A | 04/09/2025 | ||
| Nest | Cork | Cobh | W76Y | 05/09/2025 | 09/09/2025 | Nest removed. |
- These are sightings that have been verified with evidence of occurrence in Ireland and as reported to the National Biodiversity Data Centre.
- The sighting type indicates if an Asian hornet nest, a single Asian hornet sighting or multiple Asian hornet sightings have been verified for the reported tetrad area.
- In the Irish National Grid, a tetrad is a 2 km by 2 km square area. Image showing tetrad grid that includes Cork confirmed Asian hornet sighting areas: Tetrad grids.
- This rolling-up-date will be up-dated on a weekly basis unless there have been no verified Asian hornet sightings.
- The last verified Asian hornet sighting in Ireland was on 24th September 2025 and in tetrad W67Q.
- First confirmed Asian hornet sighting for Northern Ireland detected 10th October 2025, see: Vigilance urged following confirmed record of Asian hornet in Belfast | Department of Agriculture, Environment and Rural Affairs
Please report your sighting of an Asian hornet with a photograph if possible
For sightings in Ireland, report your sighting using this online recording form: Recording System :: Invasive species
For sightings in Northern Ireland, report your sighting through the Asian hornet Watch App or through the links on this webpage: https://invasivespeciesni.co.uk/report-sighting/.
For more information on Asian hornet visit: Asian hornet (aka ‘Yellow-legged hornet’) – Invasives.ie