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

Coldwater Creek Coldwater Creek SWMA - Bluffton

Invert Sampling Session #9472

Session Data

Sample Date
8/4/2020
Sampling Gear
Qualitative
Lab ID Number
1162250
Sample Quality
Good
Created Date
2/12/2021 7:38:47 AM
Last Update
2/16/2021 9:50:03 AM

Qualitative Benthic Habitat Inventory

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 30
  • Total individuals collected 257
Scientific Name Order Family Common Name # Collected
Baetis brunneicolor Ephemeroptera Baetidae Small Minnow Mayflies 56
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 8
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 39
Brachycentrus occidentalis Trichoptera Brachycentridae Humpless Case Maker Caddisflies 18
Caecidotea Isopoda Asellidae Aquatic Sowbugs 15
Cambaridae Decapoda Cambaridae Crayfishes 3
Ceratopsyche alhedra Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Ceratopsyche alternans Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 24
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Ceratopsyche slossonae Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 8
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 8
Coenagrion/Enallagma Odonata Coenagrionidae Narrowwinged Damselflies 1
Elophila Lepidoptera Crambidae Crambid Moths 1
Empididae Diptera Empididae Dance Flies 1
Gammarus Amphipoda Gammaridae Scuds and sideswimmers 13
Girardia Tricladida Dugesiidae Flatworms 1
Glossosoma Trichoptera Glossosomatidae Saddlecase Maker Caddisflies 3
Hesperophylax designatus Trichoptera Limnephilidae Northern Case Maker Caddisflies 9
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 2
Labiobaetis propinquus Ephemeroptera Baetidae Small Minnow Mayflies 1
Mesovelia mulsanti Hemiptera Mesoveliidae Water Treaders 1
Peltodytes edentulus Coleoptera Haliplidae Crawling Water Beetles 1
Physa Basommatophora Physidae Physid Snails 4
Simuliidae Diptera Simuliidae Black Flies 1
Simulium Diptera Simuliidae Black Flies 17
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Trombidiformes Trombidiformes Water Mites 2

= Excluded from taxa count metrics

Notes: