Many oomycetes species are economically important, aggressive algae and plant pathogens. Some species can cause disease in fish, and at least one is a pathogen of mammals. ... oligandrum) parasitize other oomycetes and fungi, and have been employed as biocontrol agents.

What do oomycetes do?

The oomycetes, also known as “water molds”, are a group of several hundred organisms that include some of the most devastating plant pathogens. The diseases they cause include seedling blights, damping-off, root rots, foliar blights and downy mildews.

Why is Oomycota considered as unique from other groups of fungi?

The Oomycota have long been considered fungi because they obtain their nutrients via absorption and many of them produce the filamentous threads known as mycelium characteristic of many fungi. ... None of the true Fungi produce oospores.