Invertebrates are commonly introduced into freshwater aquaria, there are several snail species, numerous shrimps and crayfish that are found in aquaria. Some of these species are:
- Apple snail
- Japanese Glass Shrimp (Caridina japonica)
- caridina serrata
- Macrobrachium lar
- Carambellus montezuema
- Procambarus species.
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