HCA: Hermit Crab Association

Yeah I always use a gravel vacuum as part of a water change in fish tanks. I have always had planted aquariums too although no grasses or small creatures to worry about. Thanks a lot for the help

My pools aren’t quite big enough for a filter but I have fish so I am fairly accustomed to cleaning the rocks and sand. I do have another question too. Do you think the crabs use salt or freshwater more? That will kind of determine how I go about setting up the pools. Of course both will be sufficie...

Hey, I am reworking my crabitat and I have come across a question that I can’t find the answer to. I would like to use aquarium gravel in my fresh water pool and aquarium sand in my salt water pool. I can’t find any websites saying specifically that I can’t use gravel or aquarium sand in them but I ...

I have had my hermit crab for a little over three years now and not once has he changed shells. I have gotten him so many different shells in different sizes but he has just never changed. I’ve heard about calcium sand being able to “cement” crabs in and I used to use it but he is not and never real...