The Complete Hermit Crab Owner's Guide

Your comprehensive veterinary guide to keeping healthy, thriving hermit crabs — with good care they commonly live 10 to 20 years, and the oldest on record passed 45. Prepared with AI assistance and reviewed by Dr. Rosemary Stolzer, DVM, this 36-page guide replaces the pet store care sheet with current veterinary and expert-keeper guidance. What's inside: • Introduction — species biology, why pet store care sheets are wrong, lifespan reality • Habitat setup — 80°F/80% humidity, substrate depth (6+ inches), heating, no wire cages • Water pools — saltwater and freshwater, dechlorination, pool depth, marine salt mixing • Shells — the right types, painting myths, shell shops, ensuring adequate supply • Nutrition — omnivore diet, calcium sources, protein, safe and toxic foods • Molting — the underground process, isolation, post-molt vulnerability, timelines • Health & illness — shell disease, mites, limb loss, stress, post-purchase syndrome, fungal growth • Behavior & enrichment — climbing, digging, shell swaps, social dynamics, handling • Common mistakes — painted shells, sponges, gravel substrate, screen lids, untreated tap water • Records & long-term commitment — a pet that can live for decades