HCA: Hermit Crab Association

I have three Ecuadorians and one PP, and recently read that my one PP could get lonely even with the others in the tank because they are of different species. Is this true? I could get another pp if needed, but my tank is a bit small for five crabs.

Sent from my moto g(7) power using Tapatalk

I've read up about PPS and how to deal with it out of fear of my killing my crabs, but three out of the four new crabs I have are regularly moving around and eating even in the daytime. Should I still be so fearful of PPS, or would such activity not be present in a truly stressed crab? The fourth cr...

Update: he is now digging in his little spot. Is this normal molting behavior, or is he trying to get out? I can't tell, but he seems to be digging sideways, away from the glass.

Sent from my moto g(7) power using Tapatalk

I have 4 (purples I think) crabs in a 10g tank (the largest I can maintain atm). I just received these guys yesterday, so I had set up the tank with 1inch of play sand as a temporary substrate until I could buy some eco earth. Bought the earth, and came back to find 2 of the smaller guys buried (whi...

I received yesterday hermit crabs from my friend who lives off the beach. They are all purple pincer crabs, three small and one large. They are currently in a 5gallon for the day, until I can buy a 10 or 20 gallon to properly house them. They were all active last night, and I awoke this morning to f...