HCA: Hermit Crab Association

To answer your questions in order. Yes I have calibrated my hygrometer. I unfortunately do have to use a heat lamp but I am also using a heat mat at the back of the tank. This is the only way I can keep the tank at a livable temp. Even with those things, I am ranging between 50-60°F but no higher. I...

I have had my hermit crabs for 3 months and am struggling with keeping the humidity up. I have a mixture of substrate and play sand, with Moss, and a salt water bowl and fresh water bowl. The top is a metal crate that I have sealed 3/4 of the way with acrylic sheet. The 1/4 that is uncovered has a 4...