Agricultural Research Service Culture Collection (NRRL - Northern Regional Research Laboratory) Database
USDA Microbial Online Collection
PUBLISHED ON 13
LAST UPDATED 19
ACCESS TYPEOpen
Metadata Updated: April 24, 2018

The ARS Culture Collection is one of the largest public collections of microorganisms in the world, containing approximately 93,000 strains of bacteria and fungi. The collection is split into subcollections of molds, prokaryotes, and yeasts. In addition, the online catalog is searchable by genus, species, subvar type, and subspecies.