Harmonised dataset of field observations on zoosporic parasites infecting aquatic primary producers

Geographic Description: The geographic distribution of the dataset is defined by a bounding box ranging from latitude 59.92 to longitude -84.51. The collected samples originate from 28 unique locations across seven countries: Finland (n = 4 observations), France (n = 990 observations), Germany (n = 1517 observations), the Netherlands (n = 505 observations), Spain (n = 34 observations), the United Kingdom (n = 1350 observations), and the USA (n = 27 observations). General Taxonomic Coverage: The dataset encompasses 91 unique taxa. The lowest determined taxonomic rank varied among records. The taxonomic description includes 44 taxa identified at the species level, 14 at the genus level, 3 at the family level, 29 at the order level, and 1 unidentified fungal taxon not assignable to any known fungal phylum