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

Bear Creek Buchanan Co Park- Brandon

Invert Sampling Session #6175

Session Data

Sample Date
8/26/2013
Sampling Gear
Hess
Lab ID Number
120032
Sample Quality
Fair
Created Date
3/27/2014 1:32:29 PM
Last Update
4/29/2014 1:42:11 PM

Semi-Quantitative Sampling

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

Low velocity, old riffle gone, Hess sampled in cobbly run

Collected Benthic Macroinvertebrates

  • Total taxa collected 16
  • Total individuals collected 103
Scientific Name Order Family Common Name # Collected
Acentrella parvula Ephemeroptera Baetidae Small Minnow Mayflies 14
Baetis flavistriga Ephemeroptera Baetidae Small Minnow Mayflies 1
Baetis intercalaris Ephemeroptera Baetidae Small Minnow Mayflies 1
Cheumatopsyche Trichoptera Hydropsychidae Common Netspinner Caddisflies 3
Chironomidae Diptera Chironomidae Non-Biting Midges, Midges 53
Corixidae Hemiptera Corixidae Water Boatmen 1
Ferrissia Basommatophora Ancylidae Ancylid Snails 1
Hydrobiidae Neotaenioglossa Hydrobiidae Hydrobiid Snails 1
Hydropsychidae Trichoptera Hydropsychidae Common Netspinner Caddisflies 1
Maccaffertium mediopunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 3
Maccaffertium terminatum Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Maccaffertium vicarium Ephemeroptera Heptageniidae Flatheaded Mayflies 1
Stenacron interpunctatum Ephemeroptera Heptageniidae Flatheaded Mayflies 4
Stenelmis Coleoptera Elmidae Riffle Beetles 6
Stenelmis crenata Coleoptera Elmidae Riffle Beetles 10
Tricorythodes Ephemeroptera Leptohyphidae Little Stout Crawler Mayflies 2

= Excluded from taxa count metrics

Notes: