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

Winnebago River Mason City - DS1

Invert Sampling Session #5515

Session Data

Sample Date
8/7/2012
Sampling Gear
Artificial Substrate
Lab ID Number
49113
Sample Quality
Good
Created Date
10/28/2013 12:12:15 PM
Last Update
11/5/2013 6:54:17 AM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 17
  • Total individuals collected 106
Scientific Name Order Family Common Name # Collected
Acentrella turbida Ephemeroptera Baetidae Small Minnow Mayflies 1
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 18
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 25
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 11
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 6
Girardia Tricladida Dugesiidae Flatworms 13
Hydropsyche phalerata Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 14
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 1
Oecetis Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 1
Stenelmis cheryl Coleoptera Elmidae Riffle Beetles 2
Stenelmis decorata Coleoptera Elmidae Riffle Beetles 4
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 2
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 1

= Excluded from taxa count metrics

Notes: