HCA: Hermit Crab Association

Hello and thanks :) I guess my main concern was whether this play sand seemed ok? I had read that aragonite based sands could be harmful and I should be looking for Silica based. If this sand seems ok to use out of the bag, then I will start on removing the Calci Sand. Just didnt want to add another...

Recently acquired two small hermit crabs from a teacher who is sick at my work. They were being kept in a 5.5 Gallon tank with gravel and not enough Eco Earth to bury themselves. I got a 10 gallon and brand new substrate to try to help at least give them a little more space. They're very small for n...