Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

North Bear Creek IA 01-UIA-255

mouth (S25 T100N R6W Winneshiek Co.) to IA/MN state line (Winneshiek Co.)

Assessment Cycle
1996
Result Period
1992 - 1994
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 01-UIA-0190_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Fish Consumption
Not assessed
Documentation
Assessment Comments

1994 biocriteria site in Winneshiek County.

Basis for Assessment

Used data from one biocriteria site in Winneshiek County to make use support determination.  Fish and habitat metrics from the stream use assessment protocol were applied to the data.  Results indicate very good to excellent physical habitat quality.  Fish community includes cold water species that indicate good water quality (i.e., mottled sculpin, slimy sculpin, brown trout).

Monitoring and Methods
Assessment Key Dates
9/14/1994 Biological Monitoring
Methods
330 Fish surveys
380 Quan. measurements of instream parms-- channel morphology-- floodplain-- 1-2 seasons-- by prof
320 Benthic macroinvertebrate surveys
315 Regional reference site approach
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