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

Little Cedar River Colwell Co Park

Invert Sampling Session #10846

Session Data

Sample Date
8/22/2024
Sampling Gear
Qualitative
Lab ID Number
2484299
Sample Quality
Good
Created Date
10/21/2024 10:24:26 AM
Last Update
10/28/2024 4:44:52 PM

Qualitative Benthic Habitat Inventory

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 43
  • Total individuals collected 139
Scientific Name Order Family Common Name # Collected
Acentrella parvula Ephemeroptera Baetidae Small Minnow Mayflies 3
Acentrella turbida Ephemeroptera Baetidae Small Minnow Mayflies 1
Ancyronyx variegatus Coleoptera Elmidae Riffle Beetles 3
Argia Odonata Coenagrionidae Narrowwinged Damselflies 2
Atherix Diptera Athericidae Aquatic Snipe Flies 1
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 1
Boyeria vinosa Odonata Aeshnidae Darner Dragonflies 5
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 1
Calopteryx Odonata Calopterygidae Broadwinged Damselflies 2
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 6
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 6
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 6
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 1
Ephoron album Ephemeroptera Polymitarcyidae Pale Burrower Mayflies 1
Faxonius Decapoda Cambaridae Crayfishes 1
Girardia Tricladida Dugesiidae Flatworms 2
Gomphidae Odonata Gomphidae Clubtail Dragonflies 1
Gomphurus fraternus Odonata Gomphidae Clubtail Dragonflies 2
Helichus lithophilus Coleoptera Dryopidae Long-Toed Water Beetles 5
Hexagenia Ephemeroptera Ephemeridae Common Burrower Mayflies 3
Hyalella Amphipoda Talitridae Scuds and sideswimmers 8
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 13
Labiobaetis propinquus Ephemeroptera Baetidae Small Minnow Mayflies 3
Leptoceridae Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 2
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 10
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 5
Nectopsyche candida Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 2
Nectopsyche diarina Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 1
Oligochaeta Aquatic Worms 1
Paracloeodes minutus Ephemeroptera Baetidae Small Minnow Mayflies 1
Perlesta Plecoptera Perlidae Common Stoneflies 1
Physa Basommatophora Physidae Physid Snails 5
Plauditus punctiventris/virilis Ephemeroptera Baetidae Small Minnow Mayflies 1
Pleurocera Neotaenioglossa Pleuroceridae Pleurocerid Snails 5
Pteronarcys Plecoptera Pteronarcyidae Giant Stoneflies 1
Simulium Diptera Simuliidae Black Flies 4
Sphaeriidae Veneroida Sphaeriidae Fingernail clams 2
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 11
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Stylurus Odonata Gomphidae Clubtail Dragonflies 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 3

= Excluded from taxa count metrics

Notes: