A partnership between Oregon State University, Real Time Research, and the USGS - Oregon Cooperative Fish and Wildlife Research Unit

Historical data for double-crested cormorants nesting ​on East Sand Island in the Columbia River estuary. The BRNW team is no longer collecting these data; if current information/data on double-crested cormorants nesting in the Columbia River ​estuary is desired, contact the U.S. Army Corps of Engineers - Portland District.
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