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Didymosphenia geminata removal experiment in stream plots (Heptageniidae)
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Knowledge graph centered on Didymosphenia geminata removal experiment in stream plots (Heptageniidae) with 17 nodes and 39 connections. Top connected: species diversity, benthic sampling, invasive species impacts, algae bloom, community composition.
Description
Manual removal of invasive diatom D. geminata from stream substrate plots with adjacent controls to test effects on invertebrate community composition and abundance over a three-week period.
Typical Equipment
- steel bars
- 0.5m x 0.5m grid quadrat
- glass viewing box
- metal forceps
- 31cm by 31cm Hoffman sampler
- 375 micrometer mesh
- electrobug sampling equipment
- dissecting microscope
Output Measurements
- invertebrate abundance by family
- algae volume index
- community composition