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

Yellow River W60 Bridge (Site 4)

Invert Sampling Session #5043

Session Data

Sample Date
9/6/2012
Sampling Gear
Hess
Lab ID Number
56284
Sample Quality
Good
Created Date
3/25/2013 11:23:27 AM
Last Update
10/30/2013 1:15:30 PM

Semi-Quantitative Sampling

Replicate Number
2
Dominant Form Periphyton
Filamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
HV
Sedimentation/Embededness
LT
Colonization
LT
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 16
  • Total individuals collected 103
Scientific Name Order Family Common Name # Collected
Baetis brunneicolor Ephemeroptera Baetidae Small Minnow Mayflies 1
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 5
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 16
Clinocera Diptera Empididae Dance Flies 1
Ephemerella excrucians Ephemeroptera Ephemerellidae Spiny Crawler Mayflies 2
Erpobdella dubia Arhynchobdellida Erpobdellidae Leeches 2
Erpobdella parva Arhynchobdellida Erpobdellidae Leeches 1
Glossosoma Trichoptera Glossosomatidae Saddlecase Maker Caddisflies 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 4
Maccaffertium vicarium Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Oligochaeta Aquatic Worms 5
Optioservus fastiditus Coleoptera Elmidae Riffle Beetles 2
Physa Basommatophora Physidae Physid Snails 29
Simulium Diptera Simuliidae Black Flies 2
Trombidiformes Trombidiformes Water Mites 28

= Excluded from taxa count metrics

Notes: