Status of State and Tribal Programs for Lakes and Reservoirs (2000) EPA Program Guidance Biological Criteria: National Program Guidance for Surface Waters (1990) - EPA-440/5-90-004 Lake and Reservoir Bioassessment and Biocriteria: Technical Guidance Document (1998) - EPA 841-B-98-007
EPA Program Guidance
| Biological Indicators |
EPA Home | Privacy and Security Notice | Contact Us