Information related to Practitioner’s Guide to the Biological Condition Gradient: A Framework to Describe Incremental Change in Aquatic Ecosystems.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Fact Sheet: A Practitioner’s Guide to the Biological Condition Gradient: A Framework to Describe Incremental Change in Aquatic Ecosystems (PDF)(2 pp, 480 K, February 2016, EPA 822-F-16-002)
- A Practitioner’s Guide to the Biological Condition Gradient: A Framework to Describe Incremental Change in Aquatic Ecosystems (PDF)(250 pp, 13 MB, February 2016, EPA 842-R-16-001)
- Appendices (PDF)(127 pp, 6 MB, February 2016, EPA 842-R-16-001)