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

West Nishnabotna River Malvern

Invert Sampling Session #7718

Session Data

Sample Date
9/7/2016
Sampling Gear
Floating Artificial Substrate
Lab ID Number
425297
Sample Quality
Poor
Created Date
12/19/2016 9:11:47 AM
Last Update
5/19/2020 8:31:07 AM

Semi-Quantitative Sampling

Replicate Number
1
Dominant Form Periphyton
No Data
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
No Data
Sedimentation/Embededness
No Data
Colonization
LT
Comments

Plates appeared scoured by high flow

Collected Benthic Macroinvertebrates

  • Total taxa collected 13
  • Total individuals collected 104
Scientific Name Order Family Common Name # Collected
Acentrella parvula Ephemeroptera Baetidae Small Minnow Mayflies 1
Attaneuria ruralis Plecoptera Perlidae Common Stoneflies 1
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 8
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 8
Ceratopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 2
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 1
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 1
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 47
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 30
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 1
Potamyia flava Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Trichoptera Trichoptera Caddisflies 2

= Excluded from taxa count metrics

Notes: