HCA: Hermit Crab Association

I moved my crabs to a bigger tank but now they just stay in a hide all day?? They’ve been eating a lot more and been pretty active but is all 3 of them just going in there something i should worry about?

^ This and I would highly recommend either of those two UTH mats, along with a temperature controller for them. I've tried heat mats that were more like a heating pad w/out the cloth cover on it. They'll definitely work, but weren't as effective as bean farm for me. In terms of coco fiber, sometime...

I have a new 150g I’m setting up, where can I buy some large uth and a large amount of coco fiber

Alaea Sea Salt sounds like a man made product: Alaea salt, sometimes referred to as Hawaiian red salt, is an unrefined sea salt that has been mixed with an iron oxide rich volcanic clay called ʻalaea, which gives the seasoning its characteristic brick red color. Due to that information, I personall...

I saw Alaea Sea Salt for sale on hermitgrub.com, I have some. Is that something that's safe for them?

I recently got 5 crabs. 2 are very small, 2 are medium and 1 is pretty big. I have a bunch of shells that I need to put in the tank but other than that is there anything I should be doing differently? The substrate is 5:1 sand and eco earth, about 6 inches deep. It's a 29gal tank. I have some plasti...

Will the crabs drown?