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

Volga River Elkport

Invert Sampling Session #10886

Session Data

Sample Date
8/12/2024
Sampling Gear
Qualitative
Lab ID Number
2478600
Sample Quality
Good
Created Date
11/27/2024 11:04:52 AM
Last Update
12/6/2024 9:54:00 AM

Qualitative Benthic Habitat Inventory

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 40
  • Total individuals collected 223
Scientific Name Order Family Common Name # Collected
Acentrella turbida Ephemeroptera Baetidae Small Minnow Mayflies 1
Acroneuria abnormis Plecoptera Perlidae Common Stoneflies 1
Anopheles Diptera Culicidae Mosquitoes 2
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 3
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 9
Caenis latipennis Ephemeroptera Caenidae Small Squaregill Mayflies 1
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 30
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 7
Corixidae Hemiptera Corixidae Water Boatmen 2
Helichus lithophilus Coleoptera Dryopidae Long-Toed Water Beetles 1
Helichus striatus Coleoptera Dryopidae Long-Toed Water Beetles 1
Heptagenia elegantula Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Heptagenia flavescens Ephemeroptera Heptageniidae Flatheaded Mayflies 6
Hetaerina Odonata Calopterygidae Broadwinged Damselflies 5
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 41
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 13
Labiobaetis dardanus Ephemeroptera Baetidae Small Minnow Mayflies 1
Labiobaetis propinquus Ephemeroptera Baetidae Small Minnow Mayflies 6
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 19
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 10
Nectopsyche candida Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 5
Neureclipsis Trichoptera Polycentropodidae Trumpetnet and Tubemaking Caddisflies 2
Neurocordulia molesta Odonata Corduliidae Greeneyed Skimmers 3
Palmacorixa Hemiptera Corixidae Water Boatmen 1
Paracloeodes minutus Ephemeroptera Baetidae Small Minnow Mayflies 2
Physa Basommatophora Physidae Physid Snails 2
Plauditus dubius Ephemeroptera Baetidae Small Minnow Mayflies 1
Procloeon viridoculare Ephemeroptera Baetidae Small Minnow Mayflies 1
Pteronarcys pictettii Plecoptera Pteronarcyidae Giant Stoneflies 3
Rhagovelia obesa Hemiptera Veliidae Broad-Shouldered Water Striders 1
Simulium Diptera Simuliidae Black Flies 9
Stenelmis cheryl Coleoptera Elmidae Riffle Beetles 1
Stenelmis decorata Coleoptera Elmidae Riffle Beetles 1
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 2
Stylurus Odonata Gomphidae Clubtail Dragonflies 2
Stylurus notatus Odonata Gomphidae Clubtail Dragonflies 1
Trichocorixa Hemiptera Corixidae Water Boatmen 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 22

= Excluded from taxa count metrics

Notes: