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

Yellow River Yellow River SF - Yellow River Unit- Ion

Invert Sampling Session #11001

Session Data

Sample Date
9/5/2024
Sampling Gear
Hess
Lab ID Number
2492034
Sample Quality
Good
Created Date
1/22/2025 7:34:48 AM
Last Update
1/22/2025 11:33:30 AM

Semi-Quantitative Sampling

Replicate Number
3
Dominant Form Periphyton
Nonfilamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
MH
Sedimentation/Embededness
LT
Colonization
LT
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 13
  • Total individuals collected 108
Scientific Name Order Family Common Name # Collected
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 17
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 1
Caecidotea Isopoda Asellidae Aquatic Sowbugs 1
Ceratopsyche alhedra Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 9
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 31
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 25
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 2
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 5
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Trombidiformes Trombidiformes Water Mites 6

= Excluded from taxa count metrics

Notes: