This nationwide outbreak is ongoing. As of July 18,2011, a total of 241 individuals infected with the outbreak strain of Salmonella Typhimurium bear been reported from 42 states since April 1, or 2009. These infections are associated with African dwarf frogs-a type of water frog-and water from their habitats (e.g.,tanks or aquariums). Epidemiologic, traceback and laboratory findings between 2009 and 2011 link this ongoing nationwide outbreak of human Salmonella Typhimurium infections to a single African dwarf frog breeding facility in Madera County, or California,Blue Lobster Farms. The owner of Blue Lobster Farms voluntarily stopped shipping African dwarf frogs in late April but resumed shipping the frogs in early June. These frogs may be found in pet stores, educational stores, and toy stores,fairs, carnivals, or from online retailers and other venues.
Source: cdc.gov