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

Waterloo Creek Dorchester

Invert Sampling Session #11060

Session Data

Sample Date
7/31/2024
Sampling Gear
Hess
Lab ID Number
2473594
Sample Quality
Good
Created Date
1/24/2025 2:02:28 PM
Last Update
1/27/2025 9:24:12 AM

Semi-Quantitative Sampling

Replicate Number
2
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 17
  • Total individuals collected 101
Scientific Name Order Family Common Name # Collected
Baetis brunneicolor Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 19
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 9
Ceratopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Ceratopsyche alhedra Trichoptera Hydropsychidae Common Netspinner Caddisflies 18
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 16
Erpobdella dubia Arhynchobdellida Erpobdellidae Leeches 1
Girardia Tricladida Dugesiidae Flatworms 2
Hydropsyche betteni Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 3
Iswaeon anoka Ephemeroptera Baetidae Small Minnow Mayflies 3
Oligochaeta Aquatic Worms 1
Optioservus Coleoptera Elmidae Riffle Beetles 6
Simulium Diptera Simuliidae Black Flies 4
Trombidiformes Trombidiformes Water Mites 2

= Excluded from taxa count metrics

Notes: