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

Volga River Elkport

Invert Sampling Session #10885

Session Data

Sample Date
8/12/2024
Sampling Gear
Floating Artificial Substrate
Lab ID Number
2478599
Sample Quality
Good
Created Date
11/27/2024 11:04:52 AM
Last Update
12/6/2024 9:46:50 AM

Semi-Quantitative Sampling

Replicate Number
3
Dominant Form Periphyton
Nonfilamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
MD
Sedimentation/Embededness
LT
Colonization
MH
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 20
  • Total individuals collected 95
Scientific Name Order Family Common Name # Collected
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 2
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 7
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 1
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 36
Heptagenia flavescens Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 10
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 3
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Nectopsyche candida Trichoptera Leptoceridae Longhorned Case Maker Caddisflies 1
Plauditus Ephemeroptera Baetidae Small Minnow Mayflies 1
Plauditus dubius Ephemeroptera Baetidae Small Minnow Mayflies 3
Plauditus punctiventris/virilis Ephemeroptera Baetidae Small Minnow Mayflies 3
Simulium Diptera Simuliidae Black Flies 3
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 3

= Excluded from taxa count metrics

Notes: