Selected field parameters from streams and preliminary analytical data from water and macroinvertebrate samples, Central Colorado Assessment Project, environmental assessment task, 2004 and 2005 [electronic resource] / by David L. Fey ... [et al.].
Mode of access: Internet from the USGS web site. Address as of 10/29/07: http://pubs.usgs.gov/of/2007/1044/pdf/OF07-1044_508.pdf; current access via PURL.
Note
Title from PDF title screen (viewed on Mar. 13, 2007).