East Branch West Nishnabotna River IA 05-NSH-1823
mouth (S29 T77N R39W Pottawattamie Co.) to confluence with unnamed outlet tributary from Prairie Rose Lake in S5 T78N R38W Shelby Co.
This is a Legacy Assessment. Prior to 2004, assessments were developed under a methodology that pre-dated the Integrated Report guidelines.
Assessment Cycle
1996
Result Period
1992 - 1994
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 05-NSH-0140_1
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Documentation
Assessment Comments
Stream use assessment in October 1991.
Basis for Assessment
Used data from one biocriteria site (same location as previous stream use assessment site) to update use support determination. The biocriteria habitat and fish survey results were consistent with previous stream assessment results.
Monitoring and Methods
Assessment Key Dates
| 10/1/1991 | DNR Stream Use Assessment |
Methods
| 330 | Fish surveys |
| 375 | Visual observation-- may not quantify some parameters-- single season-- by prof. |
Monitoring Levels
| Biological | 3 |
| Habitat | 3 |
| Physical Chemistry | 0 |
| Toxic | 0 |
| Pathogen Indicators | 0 |
| Other Health Indicators | 0 |
| Other Aquatic Life Indicators | 0 |
| # of Bio Sites | 0 |
| BioIntegrity | N/A |