Middle Creek IA 03-NSK-872
mo to Hwy 146 S1T76NR16W Mahaska 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 03-NSK-0040_0
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Fish Consumption
Not assessed
Documentation
Assessment Comments
Stream use assesssment in Mahaska County.
Basis for Assessment
Stream assessment form indicates below average quality habitat. Frequent channelization and pasture use noted. "Mud" substrate is common. Frequent stream bank erosion noted. flow stability is probably also a concern. Fair number of fish species observed, mostly tolerants. Relatively few numbers of fish per species. Stream was assessed near upstream B(LR) boundary. Habitat may be slightly better in downstream reaches.
Monitoring and Methods
Assessment Key Dates
| 7/1/1991 | 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 |