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

Drainage Ditch 71 Jewell

Invert Sampling Session #3331

Session Data

Sample Date
9/25/1997
Sampling Gear
Artificial Substrate
Lab ID Number
761003
Sample Quality
Unspecified
Created Date
11/3/2004 12:00:00 AM
Last Update
8/10/2010 12:41:37 PM

Semi-Quantitative Sampling

Replicate Number
2
Dominant Form Periphyton
No Data
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
No Data
Sedimentation/Embededness
No Data
Colonization
No Data
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 12
  • Total individuals collected 107
Scientific Name Order Family Common Name # Collected
Caenis Ephemeroptera Caenidae Small Squaregill Mayflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 68
Helichus lithophilus Coleoptera Dryopidae Long-Toed Water Beetles 1
Heptagenia elegantula Ephemeroptera Heptageniidae Flatheaded Mayflies 3
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hexagenia limbata Ephemeroptera Ephemeridae Common Burrower Mayflies 1
Hyalella azteca Amphipoda Talitridae Scuds and sideswimmers 1
Leptophlebiidae Ephemeroptera Leptophlebiidae Pronggilled Mayflies 1
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 8
Physidae Basommatophora Physidae Physid Snails 1
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 17

= Excluded from taxa count metrics

Notes: