How Lake Water Affects Bacteria in Hydra
Author Information
Author(s): Bathia Jay, Miklós Máté, Gyulai István, Fraune Sebastian, Tökölyi Jácint
Primary Institution: Heinrich-Heine University, Düsseldorf, Germany
Hypothesis
How does the environmental microbiota influence the bacterial communities associated with Hydra oligactis?
Conclusion
Lake water bacteria significantly contribute to Hydra microbial communities, but the overall composition remains stable despite changes in water sources.
Supporting Evidence
- Bacteria from lake water can integrate into Hydra’s microbiota, albeit to a limited extent.
- Polyps maintain a unique microbiome composition despite exposure to different water sources.
- Significant differences were noted in microbiome composition based on the Jaccard index.
Takeaway
This study shows that while bacteria from lake water can join the bacteria living in Hydra, the main types of bacteria in Hydra stay mostly the same.
Methodology
The study involved sampling Hydra and water from 15 lakes, analyzing microbiota through correlation analyses and neutral modeling, and conducting water exchange experiments.
Limitations
The study was limited to a single seasonal period and may not capture the full variability of microbial communities throughout the year.
Participant Demographics
Hydra oligactis from 15 Hungarian lakes.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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