This project is being performed as a requirement of a Biological Opinion issued by the National Marine Fisheries Service (NMFS) in accordance with Section 7 of the Endangered Species Act. This project... This project is being performed as a requirement of a Biological Opinion issued by the National Marine Fisheries Service (NMFS) in accordance with Section 7 of the Endangered Species Act. This project involves placement of a heterogeneous mix of gravel and cobble into the lower Yuba River channel below Englebright Dam.