Lough Guitane is one of Ireland's most important freshwater ecosystems, supplying drinking water to around 62,000 people across County Kerry. Nestled within a catchment of peatlands, rivers, wetlands and upland habitats, the lake is renowned for its clear waters and exceptional natural beauty. For generations, its waters have sustained wildlife and the communities that depend on it.
Yet, like many freshwater ecosystems across Europe, this remarkable lake is facing growing pressures. Climate change, habitat degradation, invasive species, erosion and extreme rainfall events are threatening the natural systems that help maintain water quality and ecological health.
The health of Lough Guitane is closely linked to the health of the surrounding landscape. Peatlands store carbon, regulate water flows and reduce erosion, while riverside habitats and native woodlands help filter pollutants and provide refuge for wildlife. But scientific research shows that extreme weather events can disrupt these natural processes for months – underscoring the importance of nature restoration in a changing climate.
Across the catchment, scientists, conservationists, educators, landowners and local communities are working together to protect this extraordinary lake. They are combining their knowledge to better understand the challenges facing Lough Guitane and develop practical solutions. At the same time, their work is inspiring a new generation to value and care for the environment.
As an iconic place to restore, Lough Guitane is more than a beautiful landscape. It is a powerful example of how restoring nature can secure clean water, thriving biodiversity, healthy ecosystems and resilience to a changing climate for generations to come.
Lough Guitane, County Kerry, Ireland
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Regular monitoring of Lough Guitane -
Regular monitoring of Lough Guitane -
Water from Lough Guitane -
Agricultural pollution has a major impact on water quality -
Farmer Roger O’Donoghue -
The landscape -
Freshwater education for school children -
Freshwater education for school children -
The landscape -
Freshwater education for school children -
Lough Guitane water treatment facility -
Treatment facility operator Noel Rahilly -
Investment in both nature and people -
Lough Guitane -
Agricultural pollution has a major impact on water quality -
Invasive Rhododendron ponticum plant -
Drone technology and field surveys to identify nature-based soluion -
Field Educator Stephanie O’Toole -
The landscape -
Freshwater education for school children -
Collaborations for restoration -
The landscape -
Measures and monitoring -
Identifying nature-based solutions -
Karen Griffin of Inland Fisheries Ireland and Maggie McColgan of StreamScapes -
Engagement with local landowners

