Walnut Creek Marsh IA 05-GRA-1384
Ringgold County S17T68NR30W 4 mi WSW of Mount Ayr.
This is a Legacy Assessment. Prior to 2004, assessments were developed under a methodology that pre-dated the Integrated Report guidelines.
Assessment Cycle
1992
Result Period
1988 - 1990
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 05-GRA-01950-L_0
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Fish Consumption
Not assessed
Documentation
Assessment Comments
Assessment based on surveys by IDNR Wildlife Bureau.
Basis for Assessment
Assessed as partially supporting aquatic life uses due to agricultural nonpoint sources (sediment, nutrients, and pesticides).
Monitoring and Methods
Assessment Key Dates
Methods
| 120 | Surveys of fish and game biologists/other professionals |
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 |
Causes and Sources of Impairment
| Causes | Use Support | Cause Magnitude | Sources | Source Magnitude |
|---|---|---|---|---|
| Nutrients | Overall Use Support | Moderate |
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| Nutrients | Aquatic Life Support | Moderate |
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| Siltation | Overall Use Support | Moderate |
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| Siltation | Aquatic Life Support | Moderate |
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| Exotic species | Overall Use Support | Not Impairing |
|
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| Exotic species | Aquatic Life Support | Not Impairing |
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