exists along the John Day River. The Marsh is a little over 24 acres owned by North Coast Land Conservancy. The John Day River Marsh is part of the Columbia Quiet Waters initiative which covers the lower Columbia River swamp. The initiative includes a conservation plan to protect the Sitka spruce wetlands that are regarded as rare worldwide. See also Clatsop County, Oregon Lists of rivers List of rivers of Oregon List of tributaries of the Columbia River River Riverboat References Rivers of Oregon Rivers of Clatsop County, Oregon