This project found that Metarhizium stops plants from taking up mercury. Despite being planted in polluted soil, the plant grows normally and is edible. What's more, the fungus alone can quickly clear mercury from both fresh and saltwater.
https://phys.org/news/2022-11-common-fungus-toxic-mercury-soil.html
@johnverdon too bad. i ate it all, a small one. and before i knew about the ongoing pizza wars.