Influence of Local and Regional Factors on Treehole Communities
Author Information
Author(s): Christopher J Paradise, Jarrod D Blue, John Q Burkhart, Justin Goldberg, Lauren Harshaw, Katherine D Hawkins, Benjamin Kegan, Tyler Krentz, Leslie Smith, Shawn Villalpando
Primary Institution: Davidson College
Hypothesis
How do local and regional factors influence the structure of treehole metacommunities?
Conclusion
Local factors such as water volume, leaf litter mass, and the presence of a top predator significantly influence species presence and density in treehole communities.
Supporting Evidence
- Every species responded to at least one of three local environmental factors measured: water volume, leaf litter mass, and presence of a top predator.
- Relative abundance of Aedes triseriatus was higher in treeholes with higher volumes of water.
- Treeholes with Toxorhynchites rutilus had an average of two more species than treeholes without T. rutilus.
Takeaway
This study shows that the environment around treeholes, like how much water and leaves are there, really affects the bugs living in them.
Methodology
The study used three years of monthly census data from treeholes to analyze the effects of local and regional factors on insect communities.
Limitations
The study was limited to specific treehole sites and may not generalize to all treehole communities.
Statistical Information
P-Value
<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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