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

South Minerva Creek St. Anthony (Grass HWCRS)

Invert Sampling Session #2898

Session Data

Sample Date
8/21/2008
Sampling Gear
Qualitative
Lab ID Number
2008032210
Sample Quality
Good
Created Date
4/17/2009 12:00:00 AM
Last Update
4/3/2025 1:40:24 PM

Qualitative Benthic Habitat Inventory

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 25
  • Total individuals collected 81
Scientific Name Order Family Common Name # Collected
Aeshna Odonata Aeshnidae Darner Dragonflies 5
Aquarius Hemiptera Gerridae Water Striders 2
Argia Odonata Coenagrionidae Narrowwinged Damselflies 1
Belostoma Hemiptera Belostomatidae Giant Water Bugs 2
Boyeria vinosa Odonata Aeshnidae Darner Dragonflies 2
Caenis amica Ephemeroptera Caenidae Small Squaregill Mayflies 1
Caenis latipennis Ephemeroptera Caenidae Small Squaregill Mayflies 5
Calopteryx Odonata Calopterygidae Broadwinged Damselflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 20
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 7
Coenagrion/Enallagma Odonata Coenagrionidae Narrowwinged Damselflies 1
Dubiraphia minima Coleoptera Elmidae Riffle Beetles 1
Erpobdella punctata Arhynchobdellida Erpobdellidae Leeches 1
Faxonius Decapoda Cambaridae Crayfishes 5
Girardia Tricladida Dugesiidae Flatworms 2
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Neoplea Hemiptera Pleidae Pygmy Backswimmers 1
Physa Basommatophora Physidae Physid Snails 7
Scirtidae Coleoptera Scirtidae Marsh Beetles 1
Simulium Diptera Simuliidae Black Flies 1
Somatochlora Odonata Corduliidae Greeneyed Skimmers 1
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 7
Veliidae Hemiptera Veliidae Broad-Shouldered Water Striders 2

= Excluded from taxa count metrics

Notes: