Red Galaxy FishboneRed Galaxy Fishbone. Originating from South East Asia, a genus of dwarf freshwater shrimp, Caridinas are hardy and comparatively easy to keep. They have very small bodies and usually add little to the bioload of an aquarium, especially when kept with other tankmates and not target fed. However, when kept in species tanks, they have more impact as they need to be target fed rather than take leftovers. Still adaptable to very small tanks that are well