West Nishnabotna River IA 05-NSH-1445
from confluence with West Fork West Nishnabotna R. (NW 1/4 S18 T79N R39W Shelby Co) to confluence with Elk Cr. in S36 T81N 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-0090_2
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Documentation
Assessment Comments
Assessment is based on results of 1994 Biocriteria sampling.
Basis for Assessment
Data from biocriteria sampling site was used to update the use support determination. Sampling results generally agreed with earlier stream assessment results.
Monitoring and Methods
Assessment Key Dates
| 8/9/1994 | Biological Monitoring |
Methods
| 320 | Benthic macroinvertebrate surveys |
| 330 | Fish surveys |
| 380 | Quan. measurements of instream parms-- channel morphology-- floodplain-- 1-2 seasons-- by prof |
| 220 | Non-fixed station physical/chemical monitoring (conventional pollutant only) |
| 315 | Regional reference site approach |
Monitoring Levels
| Biological | 3 |
| Habitat | 3 |
| Physical Chemistry | 1 |
| Toxic | 0 |
| Pathogen Indicators | 0 |
| Other Health Indicators | 0 |
| Other Aquatic Life Indicators | 0 |
| # of Bio Sites | 1 |
| BioIntegrity | Fair |