Blue Leg Hermit Crab
The electric blue hermit.
Blue leg hermit crab. They are excellent scavengers and tank cleaners that can help control algae and detritus and aerate sandy substrate. Especially the dwarf variaty that doesn t get bigger than 1 inch but also the electric blue hermit with a maximum size of 2 inches. There are a couple of reasons why i would advise the blue legged hermit crab for your nano reef compared to other species but the most important one is probably its size.
Hermit crabs are unique among higher crustaceans like shrimp crabs or crayfish because they generally utilize snail shells as portable shelters for protection because their body is soft and fragile. You can read more about blue leg hermits on our blog regarding how blue leg hermits are great in a cleanup crew.