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

Little Maquoketa River Twin Springs Road - Dubuque

Invert Sampling Session #10908

Session Data

Sample Date
8/20/2024
Sampling Gear
Hess
Lab ID Number
2483227
Sample Quality
Good
Created Date
12/16/2024 1:17:57 PM
Last Update
1/22/2025 11:34:53 AM

Semi-Quantitative Sampling

Replicate Number
2
Dominant Form Periphyton
Both Types Present
(LT- Light, MD- Moderate, MH- Moderate/Heavy, HV- Heavy)
Periphyton Growth
MH
Sedimentation/Embededness
LT
Colonization
MD
Comments

No comments recorded.

Collected Benthic Macroinvertebrates

  • Total taxa collected 14
  • Total individuals collected 95
Scientific Name Order Family Common Name # Collected
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 13
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 18
Brachycentrus numerosus Trichoptera Brachycentridae Humpless Case Maker Caddisflies 1
Ceratopsyche bronta Trichoptera Hydropsychidae Common Netspinner Caddisflies 7
Ceratopsyche morosa Trichoptera Hydropsychidae Common Netspinner Caddisflies 9
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 11
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 11
Corydalus Megaloptera Corydalidae Dobsonflies, Fishflies, Hellgrammites 1
Heptageniidae Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Hydroptila Trichoptera Hydroptilidae Micro Caddisflies 4
Hydroptilidae Trichoptera Hydroptilidae Micro Caddisflies 2
Oligochaeta Aquatic Worms 6
Stenelmis Coleoptera Elmidae Riffle Beetles 8

= Excluded from taxa count metrics

Notes: