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

Big Sioux River Westfield (TMDL)

Invert Sampling Session #1855

Session Data

Sample Date
9/8/2005
Sampling Gear
Artificial Substrate
Lab ID Number
200563783
Sample Quality
Good
Created Date
6/1/2006 12:00:00 AM
Last Update
8/2/2010 10:40:29 AM

Semi-Quantitative Sampling

Replicate Number
1
Dominant Form Periphyton
Nonfilamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
LT
Sedimentation/Embededness
LT
Colonization
MH
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 14
  • Total individuals collected 111
Scientific Name Order Family Common Name # Collected
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 1
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 4
Caenidae Ephemeroptera Caenidae Small Squaregill Mayflies 1
Caenis hilaris Ephemeroptera Caenidae Small Squaregill Mayflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 1
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hydropsyche bidens Trichoptera Hydropsychidae Common Netspinner Caddisflies 11
Hydropsyche simulans Trichoptera Hydropsychidae Common Netspinner Caddisflies 25
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 48
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 1
Maccaffertium mexicanum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Oligochaeta Aquatic Worms 1
Potamyia flava Trichoptera Hydropsychidae Common Netspinner Caddisflies 14

= Excluded from taxa count metrics

Notes: