Final Reports

• Abundance trends and status of the Little Colorado River population of humpback chub: An update considering data from 1989-2008 
  (USGS Open-File Report 2009-1075)
• Abundance trends and status of the Little Colorado River population of humpback chub: An update considering 1989-2006 data 
  (USGS Open-File Report 2007-1402)

U.S. Department of the Interior | U.S. Geological Survey | Grand Canyon Monitoring and Research Center

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Last Update: November 3, 2011