Can hermit crab live in a 1 gallon?

A 1-gallon tank is generally too small for hermit crabs, as they require space to move, explore, and establish a proper habitat. Ideally, a minimum of a 5-gallon tank is recommended for one or two hermit crabs, as it allows for better temperature and humidity regulation and provides room for multiple hiding spots and substrate for burrowing. Keeping hermit crabs in a small tank can lead to stress and health issues.