Bassenthwaite Lake SSSI is a protected freshwater ecosystem in the Lake District renowned for its diverse wildlife habitats and recreational opportunities including fishing, hiking, and birdwatching.
Bassenthwaite Lake is one of the largest water bodies in the Lake District National Park, located in Cumbria, England. The SSSI designation highlights its significant ecological value, particularly for its aquatic and wetland habitats that support a range of rare and protected species. The lake covers an area of approximately 5 square kilometers and is surrounded by marshes, alder carr woodlands, and open moorland. It plays a crucial role as a habitat for the internationally important population of Osprey, as well as various species of wildfowl, waterfowl, and otters. Bassenthwaite Lake has a rich limnological environment with diverse fish populations, including trout and char, attracting anglers from across the region. The surrounding landscape comprises rolling hills, heathland, and patches of ancient woodland, offering excellent walking and wildlife-watching opportunities. Historically, the lake has been part of local agricultural practices, but conservation efforts over decades have focused on improving water quality and habitat restoration. The area is accessible from nearby villages such as Keswick and provides several trails ranging from lakeside strolls to more challenging upland routes. Visitors can observe seasonal bird migrations and enjoy scenic views of the fells surrounding the lake. Educational signage and occasional guided walks enhance the visitor experience, while sensitive management ensures that human recreational impact is minimized to protect habitat quality. Bassenthwaite Lake SSSI remains a key site in Cumbria for conservation and outdoor recreation, linking natural heritage with opportunities for nature appreciation.
Bassenthwaite Lake shoreline and wetlands offering prime Osprey viewing
Diverse aquatic ecosystem supporting rare freshwater fish species
Historic railway path converted into a walking and cycling trail
Secluded vantage points with panoramic views of Skiddaw and Blencathra fells
One of the largest lakes in the Lake District, important for its freshwater ecology and recreational fishing.
An ancient woodland adjacent to the lake known for diverse flora and as an Osprey nesting area.
The lake’s outflow feeds the River Derwent, supporting aquatic biodiversity downstream.