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

Des Moines River Ottumwa - DS

Invert Sampling Session #6263

Session Data

Sample Date
10/7/2013
Sampling Gear
Artificial Substrate
Lab ID Number
129050
Sample Quality
Poor
Created Date
4/8/2014 10:15:30 AM
Last Update
4/30/2014 12:33:32 PM

Semi-Quantitative Sampling

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

Series using this session:

Comments

Whole sample reach is low velocity but the artificial substrate was in an eddy with no velocity.

Collected Benthic Macroinvertebrates

  • Total taxa collected 2
  • Total individuals collected 106
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 105

= Excluded from taxa count metrics

Notes: