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

Ocheyedan River Spencer - US2

Invert Sampling Session #5327

Session Data

Sample Date
8/14/2012
Sampling Gear
Qualitative
Lab ID Number
50851
Sample Quality
Good
Created Date
10/18/2013 8:22:18 AM
Last Update
6/30/2014 8:23:24 AM

Qualitative Benthic Habitat Inventory

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

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 45
  • Total individuals collected 233
Scientific Name Order Family Common Name # Collected
Acentrella Ephemeroptera Baetidae Small Minnow Mayflies 1
Acroneuria Plecoptera Perlidae Common Stoneflies 1
Argia Odonata Coenagrionidae Narrowwinged Damselflies 1
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 4
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 5
Caenidae Ephemeroptera Caenidae Small Squaregill Mayflies 3
Caenis hilaris Ephemeroptera Caenidae Small Squaregill Mayflies 1
Caenis latipennis Ephemeroptera Caenidae Small Squaregill Mayflies 1
Callibaetis Ephemeroptera Baetidae Small Minnow Mayflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 34
Coenagrion/Enallagma Odonata Coenagrionidae Narrowwinged Damselflies 9
Corixidae Hemiptera Corixidae Water Boatmen 1
Dineutus assimilis Coleoptera Gyrinidae Whirligig Beetles 1
Fallceon quilleri Ephemeroptera Baetidae Small Minnow Mayflies 24
Gomphus Odonata Gomphidae Clubtail Dragonflies 8
Heptagenia elegantula Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Hexagenia limbata Ephemeroptera Ephemeridae Common Burrower Mayflies 1
Hyalella Amphipoda Talitridae Scuds and sideswimmers 1
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 9
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 4
Maccaffertium Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 5
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 15
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 1
Nectopsyche candida Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 6
Nectopsyche diarina Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 3
Oligochaeta Aquatic Worms 2
Physa Basommatophora Physidae Physid Snails 8
Placobdella ornata Rhynchobdellida Glossiphoniidae Leeches 1
Procloeon Ephemeroptera Baetidae Small Minnow Mayflies 1
Pteronarcys Plecoptera Pteronarcyidae Giant Stoneflies 4
Sigara Hemiptera Corixidae Water Boatmen 1
Simulium Diptera Simuliidae Black Flies 1
Sparbarus lacustris Ephemeroptera Caenidae Small Squaregill Mayflies 1
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 9
Stenelmis grossa Coleoptera Elmidae Riffle Beetles 1
Trichocorixa Hemiptera Corixidae Water Boatmen 6
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 31
Tropisternus lateralis Coleoptera Hydrophilidae Giant Water Scavenger Beetles 1

= Excluded from taxa count metrics

Notes: