Chytridiomycosis in Threatened Amphibians
Author Information
Author(s): Matthew Heard, Katherine F. Smith, Kelsey Ripp
Primary Institution: Brown University
Hypothesis
What is the role of chytridiomycosis in the decline of amphibian species?
Conclusion
The study found that only 15% of amphibian species listed as threatened by chytridiomycosis have confirmed evidence of the disease causing clinical issues.
Supporting Evidence
- Only 15% of amphibian species purportedly threatened by chytridiomycosis have confirmed evidence of the disease.
- Of the 36 amphibian species that deteriorated in Red List status, 28 are purportedly threatened by chytridiomycosis.
- Advanced literature surveys found evidence of Bd infections in only ten of the 123 critically endangered amphibian species reviewed.
Takeaway
Scientists looked at how a disease called chytridiomycosis affects frogs and found that many frogs are listed as at risk, but not all of them actually have the disease.
Methodology
The study analyzed amphibian species assessments from the IUCN Red List to determine the threat level from chytridiomycosis.
Potential Biases
The precautionary principle may lead to overestimation of the threat posed by chytridiomycosis without sufficient evidence.
Limitations
The study relies on data that may not be updated, leading to potential discrepancies between real-time science and Red List assessments.
Digital Object Identifier (DOI)
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