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

Willow Creek Willow Creek Wildlife Area - Hanlontown (RMN Trend Site)

Invert Sampling Session #11080

Session Data

Sample Date
10/3/2024
Sampling Gear
Surber
Lab ID Number
2504851
Sample Quality
Good
Created Date
1/27/2025 9:21:25 AM
Last Update
1/27/2025 10:32:22 AM

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
MD
Colonization
MD
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 11
  • Total individuals collected 101
Scientific Name Order Family Common Name # Collected
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 14
Girardia Tricladida Dugesiidae Flatworms 42
Helicopsyche borealis Trichoptera Helicopsychidae Snailcase Maker Caddisflies 7
Hydrachnidae Trombidiformes Hydrachnidae Water Mites 5
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 2
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 2
Oligochaeta Aquatic Worms 2
Optioservus Coleoptera Elmidae Riffle Beetles 5
Optioservus fastiditus Coleoptera Elmidae Riffle Beetles 1
Stenelmis Coleoptera Elmidae Riffle Beetles 20

= Excluded from taxa count metrics

Notes: