Linked from
The 11 pages that link to Oomycete, each with the reason it gives.
FungusCompared with: Oomycetes resemble molds but belong to a different branch of eukaryotic life.
FungiCompared with: Oomycetes resemble molds but belong to a different eukaryotic lineage.
Downy mildewNarrower topic: These organisms, rather than true fungi, cause downy mildew.
ChromistaBroader topic: Oomycetes show that proposed Chromista includes nonphotosynthetic members.