The following is an example of how to cite the USGS Aquatic Bioassessment Data for the Nation (BioData) (http:\\aquatic.biodata.usgs.gov) website in a publication:

U.S. Geological Survey, [2012], BioData - Aquatic Bioassessment Data for the Nation available on the World Wide Web, accessed [June 10, 2012], at URL http://aquatic.biodata.usgs.gov/. 

 


 *Please substitute your year and date, and remove brackets.