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

Waterloo Creek Dorchester

Invert Sampling Session #11061

Session Data

Sample Date
7/31/2024
Sampling Gear
Hess
Lab ID Number
2473595
Sample Quality
Good
Created Date
1/24/2025 2:02:28 PM
Last Update
1/27/2025 9:27:57 AM

Semi-Quantitative Sampling

Replicate Number
3
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 105
Scientific Name Order Family Common Name # Collected
Baetis Ephemeroptera Baetidae Small Minnow Mayflies 2
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 8
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 4
Ceratopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Ceratopsyche alhedra Trichoptera Hydropsychidae Common Netspinner Caddisflies 30
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 6
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 9
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 3
Iswaeon anoka Ephemeroptera Baetidae Small Minnow Mayflies 1
Nematoda Nematodes 2
Oligochaeta Aquatic Worms 4
Optioservus Coleoptera Elmidae Riffle Beetles 10
Simulium Diptera Simuliidae Black Flies 18
Trombidiformes Trombidiformes Water Mites 1

= Excluded from taxa count metrics

Notes: