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

Cedar River Midway

Invert Sampling Session #6246

Session Data

Sample Date
9/4/2013
Sampling Gear
Artificial Substrate
Lab ID Number
121976
Sample Quality
Fair
Created Date
4/4/2014 12:21:48 PM
Last Update
4/30/2014 10:20:42 AM

Semi-Quantitative Sampling

Replicate Number
1
Dominant Form Periphyton
Filamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
MD
Sedimentation/Embededness
MD
Colonization
LT
Comments

Low stream velocity upon retrieval.

Collected Benthic Macroinvertebrates

  • Total taxa collected 8
  • Total individuals collected 106
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 6
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 79
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 3
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Naididae Haplotaxida Naididae Aquatic Worms 1
Polycentropus Trichoptera Polycentropodidae Trumpetnet and Tubemaking Caddisflies 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 14

= Excluded from taxa count metrics

Notes: