Blue-Green Algae Monitoring in Northern Ireland Bathing Waters Summary Reports

The public are reminded that blue-green algae can be harmful to humans and is highly toxic to animals. The public should therefore follow signage erected by local authorities. Members of the public can report suspected blue green algal blooms in several ways - via the Bloomin Algae App which can be downloaded at: https://www.ceh.ac.uk/our-science/projects/bloomin-algae(external link opens in a new window / tab) or e-mail emergency-pollution@daera-ni.gov.uk or phone 0800 80 70 60.

For more information please visit the About Blue-Green Algae page.

Other Useful Links

• Bathing Water Quality
• Bathing Water FAQs
• Bathing Water Data
• Blue Green Algae

Documents

• Summary of blue-green algae monitoring in Northern Ireland bathing waters 2023Adobe PDF (4.69 MB)
• Summary of Blue-Green Algae Monitoring in Northern Ireland Bathing Waters 2024Adobe PDF (2.71 MB)
• Summary of Blue-Green Algae Monitoring in Northern Ireland Bathing Waters 2025Adobe PDF (4.9 MB)

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