Daphnia pulex is the most common species of the water flea, an organism which can be found in almost every permanent, eutrophic (nutrient-rich) water body. A few species are marine, but generally Daphnia, including Daphnia pulex, are freshwater organisms.

 

Biogeographic Regions: Nearctic; Nearctic :: Native; Palearctic; Palearctic :: Native; Oriental; Oriental :: Native; Ethiopian; Ethiopian :: Native; Neotropical; Neotropical :: Native; Australian; Australian :: Native