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

Coldwater Creek Coldwater Creek SWMA - Bluffton

Invert Sampling Session #7763

Session Data

Sample Date
7/19/2016
Sampling Gear
Hess
Lab ID Number
403661
Sample Quality
Good
Created Date
1/24/2017 9:59:03 AM
Last Update
3/6/2017 11:22:58 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 14
  • Total individuals collected 107
Scientific Name Order Family Common Name # Collected
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 8
Brachycentrus occidentalis Trichoptera Brachycentridae Humpless Case Maker Caddisflies 33
Caecidotea Isopoda Asellidae Aquatic Sowbugs 26
Ceratopsyche slossonae Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 10
Gammarus Amphipoda Gammaridae Scuds and sideswimmers 6
Girardia Tricladida Dugesiidae Flatworms 3
Glossosoma Trichoptera Glossosomatidae Saddlecase Maker Caddisflies 1
Hesperophylax designatus Trichoptera Limnephilidae Northern Case Maker Caddisflies 2
Physa Basommatophora Physidae Physid Snails 4
Simuliidae Diptera Simuliidae Black Flies 1
Simulium Diptera Simuliidae Black Flies 8
Stenelmis Coleoptera Elmidae Riffle Beetles 1
Trombidiformes Trombidiformes Water Mites 2

= Excluded from taxa count metrics

Notes: