East Big Creek IA 02-CED-503
mouth (S30 T84N R5W Linn Co.) to Hwy 151 crossing in S27 T84N R5W Linn Co.
This is a Legacy Assessment. Prior to 2004, assessments were developed under a methodology that pre-dated the Integrated Report guidelines.
Assessment Cycle
1994
Result Period
1990 - 1992
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 02-CED-0208_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Documentation
Assessment Comments
Stream use assessment in Linn County.
Basis for Assessment
Stream assessment forms indicate above average habitat quality for a small headwater stream. No channel alterations observed and good diversity of substrate and pool/riffle sequences noted. Fair diversity of fish species observed. Seining was difficult due to abundance of rocky substrate.
Monitoring and Methods
Assessment Key Dates
| 8/1/1991 | 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 |