“…Most case studies report the impact of increased sediment loading from episodic events, usually construction or mining works (Nuttall and Bielby, ; Extence, ; Cline et al , ; Stout and Coburn, ; Ehrhart et al , ; Lane and Sheridan, ; Milner and Piorkowski, ; Blettler and Marchese, ; Kreutzweiser et al , ; Hedrick et al , ; Levesque and Dube, ; Chen et al , ), or continuous activities, such as the impact of livestock (Fritz et al , ; Braccia and Voshell, ; Braccia and Voshell, ), military practices (Quist et al , ; Maloney et al , ; Williams et al , ; Bhat et al , ; Maloney and Feminella, ) and the confluence of rivers (Svendsen et al , ). Because of the often diffuse nature of sediment pollution events, there are relatively few case studies reporting their impact (for summary, see Table ).…”