Caridina

Caridina is a genus of freshwater atyid shrimp. They are widely found in tropical or subtropical water in Asia, Oceania and Africa. They are filter-feeders and omnivorous scavengers. They range from 0.9 to 9.8 mm (C. cantonensis) to 1.2–7.4 mm (C. serrata) in carapace length.

==Taxonomy and species== thumb|Caridina serratirostris, a widespread freshwater species from the [[Indo-Pacific region]] thumb|Caridina dennerli, one of several species restricted to the Indonesian island of [[Sulawesi]] thumb|Caridina cantonensis is widely kept in aquariums and several color forms have been achieved through [[selective breeding]]