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

East Nishnabotna River Red Oak (DS1)

Invert Sampling Session #11163

Session Data

Sample Date
9/25/2024
Sampling Gear
Qualitative
Lab ID Number
2501202
Sample Quality
Good
Created Date
2/20/2025 2:26:13 PM
Last Update
2/21/2025 1:33:42 PM

Qualitative Benthic Habitat Inventory

Abundance/
Rank
Substrate Presence
Pool/Glide
Presence
Riffle/Run
1 Fine Sediments
2 Woody Debris
3 Coarse Rock
4 Streambank Vegetation
5 Roots/Undercut Banks
Filamentous Algae
Concrete Riprap
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 25
  • Total individuals collected 225
Scientific Name Order Family Common Name # Collected
Acroneuria Plecoptera Perlidae Common Stoneflies 1
Argia Odonata Coenagrionidae Narrowwinged Damselflies 9
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 12
Boyeria vinosa Odonata Aeshnidae Darner Dragonflies 1
Ceratopogonidae Diptera Ceratopogonidae Biting Midges, No-See-Ums, Punkies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 22
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 27
Corixidae Hemiptera Corixidae Water Boatmen 2
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 4
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 62
Gomphus Odonata Gomphidae Clubtail Dragonflies 1
Gyrinus Coleoptera Gyrinidae Whirligig Beetles 3
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hetaerina Odonata Calopterygidae Broadwinged Damselflies 2
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 46
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 2
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 7
Neurocordulia molesta Odonata Corduliidae Greeneyed Skimmers 1
Oligochaeta Aquatic Worms 2
Physa Basommatophora Physidae Physid Snails 5
Potamyia flava Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Progomphus Odonata Gomphidae Clubtail Dragonflies 1
Rhagovelia Hemiptera Veliidae Broad-Shouldered Water Striders 8

= Excluded from taxa count metrics

Notes: