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

Bear Creek Shellsburg

Invert Sampling Session #8353

Session Data

Sample Date
8/14/2017
Sampling Gear
Hess
Lab ID Number
551140
Sample Quality
Good
Created Date
1/25/2018 10:34:23 AM
Last Update
2/14/2018 11:59:02 AM

Semi-Quantitative Sampling

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 15
  • Total individuals collected 103
Scientific Name Order Family Common Name # Collected
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 1
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 40
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 10
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 4
Hydropsyche betteni Trichoptera Hydropsychidae Common Netspinner Caddisflies 22
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 4
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 1
Nixe inconspicua Ephemeroptera Heptageniidae Flatheaded Mayflies 9
Oligochaeta Aquatic Worms 2
Simulium Diptera Simuliidae Black Flies 1
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 2
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 2

= Excluded from taxa count metrics

Notes: