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

Dousman Creek Ion

Invert Sampling Session #1248

Session Data

Sample Date
7/18/2003
Sampling Gear
Hess
Lab ID Number
306847
Sample Quality
Good
Created Date
10/13/2005 12:00:00 AM
Last Update
4/1/2016 9:41:46 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 15
  • Total individuals collected 102
Scientific Name Order Family Common Name # Collected
Baetis brunneicolor Ephemeroptera Baetidae Small Minnow Mayflies 1
Baetis tricaudatus Ephemeroptera Baetidae Small Minnow Mayflies 4
Brachycentrus occidentalis Trichoptera Brachycentridae Humpless Case Maker Caddisflies 3
Ceratopsyche slossonae Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 40
Erpobdella Arhynchobdellida Erpobdellidae Leeches 2
Gammarus pseudolimnaeus Amphipoda Gammaridae Scuds and sideswimmers 5
Hesperophylax designatus Trichoptera Limnephilidae Northern Case Maker Caddisflies 6
Hydropsyche betteni Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Oligochaeta Aquatic Worms 8
Optioservus fastiditus Coleoptera Elmidae Riffle Beetles 8
Simulium tuberosum Diptera Simuliidae Black Flies 10
Simulium vittatum Diptera Simuliidae Black Flies 6
Trombidiformes Trombidiformes Water Mites 2

= Excluded from taxa count metrics

Notes: