Resources for Bioassessment Protocols:

U.S. Environmental Protection Agency. Biocriteria – Bioassessment and Biocriteria. 2007.
http://www.epa.gov/waterscience/biocriteria/

U.S. Environmental Protection Agency. Guidance for Preparing Standard Operating Procedures (SOPs). 2007.
http://www.epa.gov/QUALITY/qs-docs/g6-final.pdf

U.S. Environmental Protection Agency. Online Training in Watershed Management. 2001.
http://www.epa.gov/owow/watershed/wacademy/acad2000/

U.S. Environmental Protection Agency. Rapid Bioassessment Protocols for Use in Streams and Wadeable Rivers: Periphyton, Benthic Macroinvertebrates and Fish – Second Edition. 1999. EPA 841-B-99-002.
http://www.epa.gov/owowwtr1/monitoring/rbp/index.html