My mother went to the beach recently and picked up some shells (with crabs inside) she was just going to let them die. I couldn't let that happen, so I put them in a large 30gal. rubbermaid container. I am skilled in running saltwater and freshwater aquariums , but there isn't a lot of info. online about caring for marine hermit crabs. Any help?? Do they need freshwater in a bowl to drink? I have about 2 inches of salt water in the container with a sandy dry-spot made of substrate. By the way, I plan on releasing them on the same beach they were taken from when I return to the coast in a couple of weeks.
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