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

Winnebago River Mason City - US1

Invert Sampling Session #5525

Session Data

Sample Date
8/7/2012
Sampling Gear
Hess
Lab ID Number
49143
Sample Quality
Good
Created Date
10/28/2013 1:11:42 PM
Last Update
11/4/2013 2:33:50 PM

Semi-Quantitative Sampling

Replicate Number
1
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 24
  • Total individuals collected 111
Scientific Name Order Family Common Name # Collected
Atherix Diptera Athericidae Aquatic Snipe Flies 15
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 4
Girardia Tricladida Dugesiidae Flatworms 9
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 8
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 6
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 3
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 1
Optioservus fastiditus Coleoptera Elmidae Riffle Beetles 1
Paracloeodes minutus Ephemeroptera Baetidae Small Minnow Mayflies 2
Paragnetina media Plecoptera Perlidae Common Stoneflies 1
Physa Basommatophora Physidae Physid Snails 1
Plauditus Ephemeroptera Baetidae Small Minnow Mayflies 2
Potamyia flava Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Sialis Megaloptera Sialidae Alderflies 1
Sphaeriidae Veneroida Sphaeriidae Fingernail clams 1
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Stenelmis Coleoptera Elmidae Riffle Beetles 34
Stenelmis cheryl Coleoptera Elmidae Riffle Beetles 2
Stenelmis decorata Coleoptera Elmidae Riffle Beetles 1
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 9
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 4

= Excluded from taxa count metrics

Notes: