Watercourse Restoration E

The layer contains commitments notified to river restoration projects. The purpose of river restoration is to restore spawning grounds and passage for migratory fish as trout by improving the physical conditions of the watercourses. Watercourse restoration can be done, for example, by removing barriers, laying out spawning pits and opening piped streams. Municipalities are project owners.该图层（layer）包含报送至河流修复项目的各类承诺。河流修复的核心目标为通过改善河道物理生境，恢复鳟鱼等洄游鱼类的产卵场与洄游通道。河道修复可采用多种实施手段，例如移除拦阻设施、布设产卵坑以及疏通管道化溪流。各市政当局为该类项目的业主单位。