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

Little Sioux River Spencer - DS1

Invert Sampling Session #6765

Session Data

Sample Date
9/8/2014
Sampling Gear
Qualitative
Lab ID Number
189820
Sample Quality
Good
Created Date
12/10/2014 9:57:47 AM
Last Update
12/10/2014 12:19:40 PM

Qualitative Benthic Habitat Inventory

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 27
  • Total individuals collected 258
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 16
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 4
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 46
Branchiobdellida Branchiobdellida Leeches 13
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 28
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 12
Coenagrion/Enallagma Odonata Coenagrionidae Narrowwinged Damselflies 6
Corixidae Hemiptera Corixidae Water Boatmen 1
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 7
Faxonius Decapoda Cambaridae Crayfishes 1
Gomphus Odonata Gomphidae Clubtail Dragonflies 3
Hetaerina Odonata Calopterygidae Broadwinged Damselflies 4
Hyalella Amphipoda Talitridae Scuds and sideswimmers 4
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 59
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Laccophilus maculosus Coleoptera Dytiscidae Predaceous Diving Beetles 1
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 5
Physa Basommatophora Physidae Physid Snails 9
Potamyia flava Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Rhagovelia Hemiptera Veliidae Broad-Shouldered Water Striders 14
Simulium Diptera Simuliidae Black Flies 4
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 10
Tropisternus natator Coleoptera Hydrophilidae Giant Water Scavenger Beetles 1

= Excluded from taxa count metrics

Notes: