The Western Mussel Atlas website is administered by the Xerces Society for Invertebrate Conservation on behalf of the Western Mussel Atlas. Partial funding for this project has been provided by the US Fish and Wildlife Service through the Oregon Department of Fish and Wildlife, under Federal Award Number AF22AP03265-00 and through the generous donations of Anthony and Doug Gordon. The Xerces Society is a donor-supported nonprofit organization that protects our world through the conservation of invertebrates and their habitats.