red clawed crab

I have had 2 red clawed crabs in my freshwater tank with an underwater island. One has been spending a lot of time in the island and the other has been hiding tucked into the base o one of the decorations and only venturing out occasionally. This morning I came out and turned on the light to...

Hello.  I've been debating setting up a red clawed crab tank for some time, mainly waiting for permission for my better half.  Now my tanks are at good levels of stocking I decided to turn my quarantine tank into a crab tank (though if all successful going to get a bigger 48L around December for...