Patterns of Coral Disease across the Hawaiian Archipelago
Author Information
Author(s): Aeby Greta S., Williams Gareth J., Franklin Erik C., Kenyon Jean, Cox Evelyn F., Coles Steve, Work Thierry M.
Primary Institution: Hawai'i Institute of Marine Biology, University of Hawaii
Hypothesis
What are the patterns of coral disease across the Hawaiian archipelago and how are they related to environmental factors?
Conclusion
Coral diseases vary significantly between the human-impacted main Hawaiian Islands and the pristine northwestern Hawaiian Islands, with specific diseases indicating the health of coral reef ecosystems.
Supporting Evidence
- Twelve diseases were recorded from three coral genera with Porites having the highest prevalence.
- Porites growth anomalies were significantly more prevalent in human-impacted reefs.
- Porites trematodiasis was significantly more prevalent in pristine reefs.
- Coral disease prevalence was associated with host abundance and environmental stressors.
Takeaway
Scientists studied coral diseases in Hawaii and found that some diseases are more common in areas with more people, while others are more common in cleaner, less populated areas.
Methodology
Coral disease surveys were conducted at 142 sites across the Hawaiian archipelago, documenting disease types and prevalence in relation to environmental factors.
Potential Biases
Potential biases may arise from the uneven distribution of survey sites across different environmental conditions.
Limitations
The study was constrained by the timing and location of surveys, which may affect the generalizability of the findings.
Participant Demographics
Surveys included coral reefs from both heavily populated main Hawaiian Islands and relatively pristine northwestern Hawaiian Islands.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website