U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National MapArchived 2012-03-29 at the Wayback Machine, accessed April 18, 2011
"Natural Well Branch". Suwannee River Water Management district. Archived from the original on 23 March 2012. Retrieved 3 September 2012.
web.archive.org
U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National MapArchived 2012-03-29 at the Wayback Machine, accessed April 18, 2011