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

South River Ackworth

Invert Sampling Session #5333

Session Data

Sample Date
7/23/2012
Sampling Gear
Artificial Substrate
Lab ID Number
45334
Sample Quality
Fair
Created Date
10/18/2013 9:32:14 AM
Last Update
6/30/2014 1:37:11 PM

Semi-Quantitative Sampling

Replicate Number
2
Dominant Form Periphyton
None Present
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
None Present
Sedimentation/Embededness
MD
Colonization
LT
Comments

Very low flow.

Collected Benthic Macroinvertebrates

  • Total taxa collected 6
  • Total individuals collected 103
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 3
Callibaetis Ephemeroptera Baetidae Small Minnow Mayflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 96
Gomphus Odonata Gomphidae Clubtail Dragonflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Oligochaeta Aquatic Worms 1

= Excluded from taxa count metrics

Notes: