Are crayfish to blame?

Bd: Is there a role for crayfish? There's an interesting news story in National Geographic: http://news.nationalgeographic.com/news/2012/121217-chytrid-fungus-amphibian-frog-crayfish-science/

New European report on invasive alien species includes Bd

The European Environment Agency just published a report on invasive alien species in Europe. There is also a chapter on Bd.