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

Beaver Creek Johnston

Invert Sampling Session #5866

Session Data

Sample Date
8/19/2013
Sampling Gear
Artificial Substrate
Lab ID Number
119511
Sample Quality
Good
Created Date
1/2/2014 7:52:49 AM
Last Update
9/12/2014 3:17:52 PM

Semi-Quantitative Sampling

Replicate Number
2
Dominant Form Periphyton
Filamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
HV
Sedimentation/Embededness
LT
Colonization
MD
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 14
  • Total individuals collected 112
Scientific Name Order Family Common Name # Collected
Argia Odonata Coenagrionidae Narrowwinged Damselflies 2
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 1
Caenis hilaris Ephemeroptera Caenidae Small Squaregill Mayflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 10
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 57
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 3
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Leucrocuta Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Macronychus glabratus Coleoptera Elmidae Riffle Beetles 4
Pteronarcys Plecoptera Pteronarcyidae Giant Stoneflies 1
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 23

= Excluded from taxa count metrics

Notes: