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

North Raccoon River Raccoon River Greenbelt- Sac City

Invert Sampling Session #5026

Session Data

Sample Date
7/31/2012
Sampling Gear
Hess
Lab ID Number
47297
Sample Quality
Good
Created Date
2/15/2013 12:48:01 PM
Last Update
6/19/2014 9:28:50 AM

Semi-Quantitative Sampling

Replicate Number
1
Dominant Form Periphyton
Filamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
LT
Sedimentation/Embededness
LT
Colonization
MH
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 16
  • Total individuals collected 120
Scientific Name Order Family Common Name # Collected
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 2
Caenis hilaris Ephemeroptera Caenidae Small Squaregill Mayflies 2
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 19
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 55
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 1
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 2
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydropsyche placoda Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 9
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Oligochaeta Aquatic Worms 3
Stenelmis Coleoptera Elmidae Riffle Beetles 6
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 4
Trichoptera Trichoptera Caddisflies 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 8

= Excluded from taxa count metrics

Notes: