We are sorry that you are experiencing a hermit crab care emergency. Below are some links and information to our most commonly experienced emergency situations.
I purchased new hermit crabs: PPS (Post Purchase Stress)
Mites or pests within crabitat
Is my Hermit crab dead or molting?
My hermit crab has left it’s shell and is naked
Caring for hermit crabs with limb loss or other deformities
After reading these items if you still need some help, please visit the Land Hermit Crab Owners Society Facebook Group.