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

Upper Iowa River Dorchester

Invert Sampling Session #7805

Session Data

Sample Date
8/16/2016
Sampling Gear
Floating Artificial Substrate
Lab ID Number
416580
Sample Quality
Good
Created Date
1/27/2017 9:33:24 AM
Last Update
2/21/2017 12:33:24 PM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 16
  • Total individuals collected 106
Scientific Name Order Family Common Name # Collected
Acentrella parvula Ephemeroptera Baetidae Small Minnow Mayflies 1
Acentrella turbida Ephemeroptera Baetidae Small Minnow Mayflies 5
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 1
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 44
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Maccaffertium pulchellum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Plauditus Ephemeroptera Baetidae Small Minnow Mayflies 18
Simulium Diptera Simuliidae Black Flies 22
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 1

= Excluded from taxa count metrics

Notes: