Possil Marsh is a nature reserve and Site of Special Scientific Interest located in Glasgow, Scotland. Covering 31.4 hectares, this marshy haven is home to a variety of flora and fauna, including rare plant species like Sphagnum riparium and Lemna triscula. Managed by the Scottish Wildlife Trust since 1982, Possil Marsh offers a peaceful escape from the hustle and bustle of city life, with its diverse habitats attracting up to 150 bird species and providing a vital sanctuary for wildlife.