For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Ruby Marsh, located within Ruby Lake National Wildlife Refuge, is one of the largest and finest natural wetlands in Nevada. It is a stopover and nesting area for many migratory birds, including the greater sandhill crane and trumpeter swan.
Year designated: 1972
For additional information see:
Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.
Last Updated: June 28, 2012