Rock River IA 06-BSR-1538
from confluence with Kanranzi Cr. (S28 T100N R45W Lyon Co.) to the IA/MN state line
This is a Legacy Assessment. Prior to 2004, assessments were developed under a methodology that pre-dated the Integrated Report guidelines.
Assessment Cycle
1998
Result Period
1994 - 1996
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 06-BSR-0040_2
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Documentation
Assessment Comments
Assessment based on results of DNR stream use assessments conducted in Lyon county.
Basis for Assessment
Continued to use assessment of support of the Class B(LR) aquatic life uses developed for the 1994 report (=FST). Additional monitoring is needed to update this assessment.
Monitoring and Methods
Assessment Key Dates
Methods
| 330 | Fish surveys |
| 375 | Visual observation-- may not quantify some parameters-- single season-- by prof. |
| 150 | Monitoring data more than 5 years old |
Monitoring Levels
| Biological | 0 |
| Habitat | 0 |
| Physical Chemistry | 0 |
| Toxic | 0 |
| Pathogen Indicators | 0 |
| Other Health Indicators | 0 |
| Other Aquatic Life Indicators | 0 |
| # of Bio Sites | 0 |
| BioIntegrity | N/A |