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

West Nishnabotna River Malvern

Invert Sampling Session #7111

Session Data

Sample Date
8/17/2015
Sampling Gear
Artificial Substrate
Lab ID Number
282062
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
1
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 13
  • Total individuals collected 112
Scientific Name Order Family Common Name # Collected
Acroneuria Plecoptera Perlidae Common Stoneflies 3
Amercaenis ridens Ephemeroptera Caenidae Small Squaregill Mayflies 4
Attaneuria ruralis Plecoptera Perlidae Common Stoneflies 2
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 4
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 3
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 12
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 16
Heptagenia flavescens Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 42
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 20
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 2
Pteronarcys Plecoptera Pteronarcyidae Giant Stoneflies 2
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 1

= Excluded from taxa count metrics

Notes: