Iowa DNR
BioNet
River & Stream Biological Monitoring
Fish and Benthic Macroinvertebrate Surveys
Physical Habitat Assessments

Iowa River Iowa City - US1

Invert Sampling Session #6243

Session Data

Sample Date
9/19/2013
Sampling Gear
Artificial Substrate
Lab ID Number
125311
Sample Quality
Fair
Created Date
4/4/2014 12:09:02 PM
Last Update
4/30/2014 10:30:56 AM

Semi-Quantitative Sampling

Replicate Number
2
Dominant Form Periphyton
Nonfilamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
HV
Sedimentation/Embededness
MH
Colonization
LT
Comments

Low velocity but representative of the sample reach.

Collected Benthic Macroinvertebrates

  • Total taxa collected 7
  • Total individuals collected 97
Scientific Name Order Family Common Name # Collected
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 48
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydropsyche orris Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 2
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Neureclipsis Trichoptera Polycentropodidae Trumpetnet and Tubemaking Caddisflies 37
Oligochaeta Aquatic Worms 7

= Excluded from taxa count metrics

Notes: