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

Bear Creek Eden Valley Co Park - Baldwin (RMN Trend Site)

Invert Sampling Session #11033

Session Data

Sample Date
7/22/2024
Sampling Gear
Hess
Lab ID Number
2470279
Sample Quality
Good
Created Date
1/23/2025 3:12:42 PM
Last Update
1/27/2025 2:00:16 PM

Semi-Quantitative Sampling

Replicate Number
3
Dominant Form Periphyton
Nonfilamentous Algae
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
HV
Sedimentation/Embededness
MD
Colonization
LT
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 20
  • Total individuals collected 104
Scientific Name Order Family Common Name # Collected
Acentrella parvula Ephemeroptera Baetidae Small Minnow Mayflies 3
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 1
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 1
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 4
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 13
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 4
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 2
Dubiraphia minima Coleoptera Elmidae Riffle Beetles 1
Girardia Tricladida Dugesiidae Flatworms 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 9
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 3
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 3
Maccaffertium Ephemeroptera Heptageniidae Flatheaded Mayflies 6
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 2
Oligochaeta Aquatic Worms 1
Stenelmis Coleoptera Elmidae Riffle Beetles 5
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 4
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 26
Trombidiformes Trombidiformes Water Mites 13

= Excluded from taxa count metrics

Notes: