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

West Nishnabotna River Malvern

Invert Sampling Session #7112

Session Data

Sample Date
8/17/2015
Sampling Gear
Artificial Substrate
Lab ID Number
282063
Sample Quality
Good
Created Date
10/7/2015 8:34:43 AM
Last Update
6/14/2021 8:06:02 AM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 18
  • Total individuals collected 102
Scientific Name Order Family Common Name # Collected
Acroneuria Plecoptera Perlidae Common Stoneflies 2
Amercaenis ridens Ephemeroptera Caenidae Small Squaregill Mayflies 3
Attaneuria ruralis Plecoptera Perlidae Common Stoneflies 1
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 2
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 7
Caenidae Ephemeroptera Caenidae Small Squaregill Mayflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 6
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 1
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 30
Heptagenia flavescens Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 3
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 15
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 17
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 6
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 1

= Excluded from taxa count metrics

Notes: