Can a Hermit Crab Live in a Freshwater Fish Tank? Habitat Compatibility Explained
No, hermit crabs cannot live in a freshwater fish tank. They need saltwater to survive. They may survive a few months in freshwater, but they will eventually die from osmotic pressure. Fish stores sometimes mislabel hermit crabs as “freshwater crabs,” leading to common misconceptions about their habitat requirements. Hermit crabs also have unique habitat needs. … Read more