Helmet Crab (species unknown)
Care Level: Easy Reef Compatibility: No
Minimum Tank Size: 45 galApproximate Purchase Size: 1 1/2" to 3 1/2"
Max Size: 3 1/2" to 4"
Notes: A very unique species of crab, it grabs a piece of truncates, sponge or sea pork and holds onto it tightly with its back set of legs.