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

Onion Creek Ames (Timber HWCRS)

Invert Sampling Session #2645

Session Data

Sample Date
7/25/2007
Sampling Gear
Hess
Lab ID Number
2007027118
Sample Quality
Good
Created Date
5/16/2008 12:00:00 AM
Last Update
10/16/2023 1:42:19 PM

Semi-Quantitative Sampling

Replicate Number
2
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 15
  • Total individuals collected 118
Scientific Name Order Family Common Name # Collected
Acentrella parvula Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetidae Ephemeroptera Baetidae Small Minnow Mayflies 1
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 11
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 15
Helicopsyche borealis Trichoptera Helicopsychidae Snailcase Maker Caddisflies 1
Heptagenia elegantula Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Hydropsyche betteni Trichoptera Hydropsychidae Common Netspinner Caddisflies 38
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 25
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 3
Simulium Diptera Simuliidae Black Flies 1
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 1

= Excluded from taxa count metrics

Notes: