Hermit Crabs: Hermit crabs are popular pets and are generally inexpensive to purchase. They require a suitable habitat with access to both land and water.
Fiddler Crabs: Fiddler crabs are small, colorful crabs that are relatively easy to care for. They require a brackish water aquarium with a sandy substrate.
Thai Micro Crabs: These tiny freshwater crabs are suitable for nano aquariums and are relatively low maintenance.
Red Claw Crab: Red claw crabs are colorful freshwater crabs that are relatively easy to care for. They require a fully aquatic aquarium with plenty of hiding places.
African Dwarf Frog: While not a crab, African dwarf frogs are often kept in the same type of setup as crabs and are relatively inexpensive to purchase.
Marbled Crayfish: Also known as "self-cloning crayfish," marbled crayfish are unique because they reproduce through parthenogenesis, requiring only one individual to start a colony.
Purple Pinchers: Purple pinchers are a species of hermit crab that are popular in the pet trade and are known for their vibrant colors.
Emerald Crabs: Emerald crabs are small, reef-safe crabs that are often used in marine aquariums to help control algae.
Pom Pom Crabs: Pom pom crabs are small, colorful crabs that are known for their unique behavior of carrying sea anemones in their claws for protection.
Thai Devil Crab: Thai devil crabs are small, freshwater crabs that are relatively easy to care for and can be kept in a planted aquarium.