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

Winnebago River Mason City - DS1

Invert Sampling Session #5520

Session Data

Sample Date
8/7/2012
Sampling Gear
Hess
Lab ID Number
49144
Sample Quality
Good
Created Date
10/28/2013 12:34:42 PM
Last Update
11/5/2013 7:27:10 AM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 13
  • Total individuals collected 120
Scientific Name Order Family Common Name # Collected
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 11
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 35
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 49
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 4
Girardia Tricladida Dugesiidae Flatworms 5
Hydropsyche phalerata Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 3
Naididae Haplotaxida Naididae Aquatic Worms 1
Petrophila Lepidoptera Crambidae Crambid Moths 3
Plauditus Ephemeroptera Baetidae Small Minnow Mayflies 2
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 1

= Excluded from taxa count metrics

Notes: