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

Bear Creek Edgewood - Bixby Preserve

Invert Sampling Session #10982

Session Data

Sample Date
9/12/2024
Sampling Gear
Qualitative
Lab ID Number
2493999
Sample Quality
Good
Created Date
1/21/2025 9:22:12 AM
Last Update
1/28/2025 10:34:16 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 Leaf/Detritus Packs
Woody Debris
Roots/Undercut Banks
Filamentous Algae
Concrete Riprap
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 46
  • Total individuals collected 246
Scientific Name Order Family Common Name # Collected
Aeshna umbrosa Odonata Aeshnidae Darner Dragonflies 3
Agabini-Complex Coleoptera Dytiscidae Predaceous Diving Beetles 6
Anopheles Diptera Culicidae Mosquitoes 9
Baetis brunneicolor Ephemeroptera Baetidae Small Minnow Mayflies 25
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 31
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 24
Belostoma flumineum Hemiptera Belostomatidae Giant Water Bugs 1
Boyeria vinosa Odonata Aeshnidae Darner Dragonflies 1
Callibaetis fluctuans Ephemeroptera Baetidae Small Minnow Mayflies 1
Calopteryx Odonata Calopterygidae Broadwinged Damselflies 2
Ceratopsyche alhedra Trichoptera Hydropsychidae Common Netspinner Caddisflies 6
Ceratopsyche slossonae Trichoptera Hydropsychidae Common Netspinner Caddisflies 35
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 4
Culex Diptera Culicidae Mosquitoes 2
Culicidae Diptera Culicidae Mosquitoes 2
Cymbiodyta chamberlaini Coleoptera Hydrophilidae Giant Water Scavenger Beetles 1
Enallagma Odonata Coenagrionidae Narrowwinged Damselflies 2
Erpobdella melanostoma Arhynchobdellida Erpobdellidae Leeches 1
Gammarus Amphipoda Gammaridae Scuds and sideswimmers 4
Gerridae Hemiptera Gerridae Water Striders 2
Girardia Tricladida Dugesiidae Flatworms 6
Helichus striatus Coleoptera Dryopidae Long-Toed Water Beetles 4
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Hesperophylax designatus Trichoptera Limnephilidae Northern Case Maker Caddisflies 1
Hyalella Amphipoda Talitridae Scuds and sideswimmers 2
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 3
Lepidostoma Trichoptera Lepidostomatidae Lepidostomatid Case Maker Caddisflies 2
Limnephilidae Trichoptera Limnephilidae Northern Case Maker Caddisflies 2
Microvelia Hemiptera Veliidae Broad-Shouldered Water Striders 3
Neophylax Trichoptera Thremmatidae Little Northeastern Casemakers 1
Neoporus dimidiatus Coleoptera Dytiscidae Predaceous Diving Beetles 1
Oecetis avara/sordida Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 1
Oligochaeta Aquatic Worms 1
Physa Basommatophora Physidae Physid Snails 5
Planorbidae Basommatophora Planorbidae Planorbid Snails 1
Platambus semivittatus Coleoptera Dytiscidae Predaceous Diving Beetles 2
Rhantus gutticollis Coleoptera Dytiscidae Predaceous Diving Beetles 2
Sciomyzidae Diptera Sciomyzidae Marsh Flies 2
Sigara Hemiptera Corixidae Water Boatmen 1
Simulium Diptera Simuliidae Black Flies 30
Stenacron Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Thremmatidae Trichoptera Thremmatidae Little Northeastern Casemakers 1
Tipula Diptera Tipulidae Crane Flies 1
Trombidiformes Trombidiformes Water Mites 2

= Excluded from taxa count metrics

Notes: