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 #11031

Session Data

Sample Date
7/22/2024
Sampling Gear
Hess
Lab ID Number
2470277
Sample Quality
Good
Created Date
1/23/2025 3:12:42 PM
Last Update
1/27/2025 1:53:04 PM

Semi-Quantitative Sampling

Replicate Number
1
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 98
Scientific Name Order Family Common Name # Collected
Ceratopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 2
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 5
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 19
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 4
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 1
Ferrissia Basommatophora Ancylidae Ancylid Snails 1
Helicopsyche borealis Trichoptera Helicopsychidae Snailcase Maker Caddisflies 1
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 4
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 2
Isonychia Ephemeroptera Isonychiidae Brushlegged Mayflies 7
Maccaffertium Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium exiguum Ephemeroptera Heptageniidae Flatheaded Mayflies 8
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Oligochaeta Aquatic Worms 4
Sphaeriidae Veneroida Sphaeriidae Fingernail clams 1
Stenelmis Coleoptera Elmidae Riffle Beetles 8
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 2
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 14
Trombidiformes Trombidiformes Water Mites 5

= Excluded from taxa count metrics

Notes: