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

Winnebago River Mason City - US1

Invert Sampling Session #5531

Session Data

Sample Date
8/7/2012
Sampling Gear
Hess
Lab ID Number
49141
Sample Quality
Good
Created Date
10/28/2013 1:18:29 PM
Last Update
11/4/2013 2:38:46 PM

Semi-Quantitative Sampling

Replicate Number
3
Dominant Form Periphyton
Filamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
MH
Sedimentation/Embededness
MD
Colonization
LT
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 19
  • Total individuals collected 106
Scientific Name Order Family Common Name # Collected
Atherix Diptera Athericidae Aquatic Snipe Flies 18
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 6
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 1
Girardia Tricladida Dugesiidae Flatworms 4
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 2
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 4
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 7
Oligochaeta Aquatic Worms 1
Optioservus fastiditus Coleoptera Elmidae Riffle Beetles 1
Plauditus Ephemeroptera Baetidae Small Minnow Mayflies 3
Polycentropus Trichoptera Polycentropodidae Trumpetnet and Tubemaking Caddisflies 1
Sphaeriidae Veneroida Sphaeriidae Fingernail clams 1
Stenelmis Coleoptera Elmidae Riffle Beetles 32
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 1
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 3
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 13
Trombidiformes Trombidiformes Water Mites 1

= Excluded from taxa count metrics

Notes: