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

East Nishnabotna River Shenandoah

Invert Sampling Session #11213

Session Data

Sample Date
8/6/2024
Sampling Gear
Qualitative
Lab ID Number
2476281
Sample Quality
Good
Created Date
3/5/2025 3:43:22 PM
Last Update
3/17/2025 9:50:22 AM

Qualitative Benthic Habitat Inventory

Abundance/
Rank
Substrate Presence
Pool/Glide
Presence
Riffle/Run
1 Fine Sediments
2 Coarse Rock
3 Woody Debris
4 Leaf/Detritus Packs
5 Clay/Hardpan
Roots/Undercut Banks
Bedrock/Large Boulders
Concrete Riprap
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 33
  • Total individuals collected 259
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 15
Attaneuria ruralis Plecoptera Perlidae Common Stoneflies 1
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 1
Caenidae Ephemeroptera Caenidae Small Squaregill Mayflies 4
Caenis hilaris Ephemeroptera Caenidae Small Squaregill Mayflies 3
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 18
Corixidae Hemiptera Corixidae Water Boatmen 1
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 8
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 7
Gomphidae Odonata Gomphidae Clubtail Dragonflies 1
Gomphus Odonata Gomphidae Clubtail Dragonflies 9
Helichus striatus Coleoptera Dryopidae Long-Toed Water Beetles 1
Heptagenia elegantula Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hetaerina Odonata Calopterygidae Broadwinged Damselflies 3
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 47
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 47
Leptoceridae Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 3
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 12
Nectopsyche candida Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 24
Neurocordulia molesta Odonata Corduliidae Greeneyed Skimmers 3
Paracloeodes minutus Ephemeroptera Baetidae Small Minnow Mayflies 2
Physa Basommatophora Physidae Physid Snails 1
Potamyia flava Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Procloeon Ephemeroptera Baetidae Small Minnow Mayflies 1
Rhagovelia Hemiptera Veliidae Broad-Shouldered Water Striders 16
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 2
Stylurus Odonata Gomphidae Clubtail Dragonflies 1
Trichocorixa Hemiptera Corixidae Water Boatmen 5
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 1

= Excluded from taxa count metrics

Notes: