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

Upper Iowa River Dorchester

Invert Sampling Session #6186

Session Data

Sample Date
9/11/2013
Sampling Gear
Artificial Substrate
Lab ID Number
123825
Sample Quality
Good
Created Date
3/28/2014 10:35:46 AM
Last Update
4/29/2014 10:43:07 AM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 13
  • Total individuals collected 102
Scientific Name Order Family Common Name # Collected
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 55
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 25
Hydropsyche placoda Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 2
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Nematoda Nematodes 1
Neureclipsis Trichoptera Polycentropodidae Trumpetnet and Tubemaking Caddisflies 1
Plauditus Ephemeroptera Baetidae Small Minnow Mayflies 3
Simulium Diptera Simuliidae Black Flies 1
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 4

= Excluded from taxa count metrics

Notes: