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

South Raccoon River Nations Bridge Co Park- Stuart

Invert Sampling Session #5034

Session Data

Sample Date
7/25/2012
Sampling Gear
Hess
Lab ID Number
46194
Sample Quality
Good
Created Date
2/15/2013 2:27:34 PM
Last Update
6/23/2014 8:33:24 AM

Semi-Quantitative Sampling

Replicate Number
1
Dominant Form Periphyton
Both Types Present
(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 16
  • Total individuals collected 106
Scientific Name Order Family Common Name # Collected
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 2
Caenis Ephemeroptera Caenidae Small Squaregill Mayflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 41
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 16
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 18
Helicopsyche borealis Trichoptera Helicopsychidae Snailcase Maker Caddisflies 1
Hydropsyche phalerata Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 1
Perlidae Plecoptera Perlidae Common Stoneflies 1
Physa Basommatophora Physidae Physid Snails 1
Stenelmis Coleoptera Elmidae Riffle Beetles 3
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 4

= Excluded from taxa count metrics

Notes: