HCA: Hermit Crab Association

Thank you again!! I just bought a 50lb bag of playsand, but after reading the boards I’m wondering if I need more? Someone said they used 200lbs in their 40g tank on Reddit!!! Would you mind sharing how much sand and how bricks of EE you used in your setup?

Thank you so much again! How big is the heat mat you’re currently using and do you happen to know the wattage? Or do you have a link? I read that Ultratherm makes a good one. Right now I have 3(!!) various sized heater mats stuck to my 20g tank but I’d love to just get one good one for the new tank…...

Oh my!! Your 40G is BEAUTIFUL!!! I love how you have it set up!! And I see you use only sand, and heat lamps! Do you find that the wooden elements get moldy? I had some in our old tank and they just did not last long... And I am so sorry, but I do have more substrate questions. Should I mix the damp...

Thank you SO MUCH for your help!!! Ok, last question (I hope!) I think I should add an extra heat mat- either on the bottom of the tank or on the side (currently, I have one on the bottom of the tank and one on the side.) with a tank the size do I stick with a 16 W Mat? How many heat mats Do people ...

Hello! I have been “helping” my 8 year old son care for his 2 medium sized hermit crabs for the past 5 (!!) years. They are currently in a 20gallon High tank and it is in need of a complete overhaul. I have been reading and learning so much from these boards and have purchased a 40 gallon tank that ...