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

East Branch Iowa River Goodell

Invert Sampling Session #8181

Session Data

Sample Date
8/23/2017
Sampling Gear
Floating Artificial Substrate
Lab ID Number
555999
Sample Quality
Good
Created Date
11/20/2017 1:02:34 PM
Last Update
11/21/2017 1:13:23 PM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 17
  • Total individuals collected 107
Scientific Name Order Family Common Name # Collected
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 1
Brachycentrus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 1
Ceratopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 34
Heptagenia elegantula Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 6
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 20
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 6
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 2
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 10
Oligochaeta Aquatic Worms 2
Trichoptera Trichoptera Caddisflies 4
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 7

= Excluded from taxa count metrics

Notes: