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

Iowa River Iowa City - DS1

Invert Sampling Session #6238

Session Data

Sample Date
9/18/2013
Sampling Gear
Qualitative
Lab ID Number
125031
Sample Quality
Good
Created Date
4/4/2014 10:50:01 AM
Last Update
4/3/2025 1:40:30 PM

Qualitative Benthic Habitat Inventory

Abundance/
Rank
Substrate Presence
Pool/Glide
Presence
Riffle/Run
1 Fine Sediments
2 Concrete Riprap
3 Woody Debris
4 Leaf/Detritus Packs
5 Roots/Undercut Banks
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 20
  • Total individuals collected 99
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 15
Berosus infuscatus Coleoptera Hydrophilidae Giant Water Scavenger Beetles 1
Callibaetis fluctuans Ephemeroptera Baetidae Small Minnow Mayflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 31
Girardia Tricladida Dugesiidae Flatworms 4
Gomphus Odonata Gomphidae Clubtail Dragonflies 4
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydropsyche orris Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 13
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Macromia Odonata Corduliidae Greeneyed Skimmers 1
Neureclipsis Trichoptera Polycentropodidae Trumpetnet and Tubemaking Caddisflies 1
Neurocordulia molesta Odonata Corduliidae Greeneyed Skimmers 2
Physa Basommatophora Physidae Physid Snails 1
Scirtidae Coleoptera Scirtidae Marsh Beetles 2
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Stenelmis decorata Coleoptera Elmidae Riffle Beetles 3
Stylurus Odonata Gomphidae Clubtail Dragonflies 3

= Excluded from taxa count metrics

Notes: