New research has shown that the fungal pathogen Batrachochytrium salamandrivorans (Bsal) could pose a significant risk to amphibian biodiversity if introduced to North America.
The fungus, which has already decimated populations in Europe, Asia, and Africa, attacks the skin of salamanders, newts, and other amphibians.
The infection can cause fatal disruptions to water and electrolyte balance, leading to death within a few weeks.
According to the study, published in the journal Science, if Bsal were to spread throughout North America, it could potentially cause the decline or extinction of entire species of salamanders and newts.
This would have a ripple effect on ecosystems that depend on amphibians for pest control, nutrient cycling, and other critical functions.
The researchers analyzed the distribution and habitat of North American salamanders and found that there are multiple pathways through which Bsal could enter the continent.
These include the import and trade in pet amphibians, wildlife smuggling, and accidental or intentional introductions. There are currently no regulations in place to prevent the spread of Bsal in North America.
It is essential that both government agencies and the public take action to prevent the introduction and spread of the Bsal pathogen. This includes increasing surveillance for Bsal, regulating the global trade in amphibians, and increasing public awareness about the impacts of Bsal on amphibian biodiversity.
It is also crucial to support ongoing research efforts to develop treatments and vaccines for Bsal and other emerging fungal pathogens that pose a risk to wildlife and human health.
The potential introduction and spread of Bsal to North America could have devastating consequences for amphibian biodiversity. We must act now to prevent the spread of this pathogen and safeguard the health of ecosystems and human communities alike.
Edited by Zeng Han-Jun
Written by Juliana Rodriguez
Terra Link Research 