Scientific name - Arctides regalis Common name – Regal Slipper Lobster Max Size – 8 in (20 cm) Min. Aquarium Size – 100 gal (370 L) Range - Hawaii Care Level – Easy Temperament – Peaceful Foods and feeding – This crab will scavenge food from the aquarium but should also be fed meaty foods Supplements: Calcium, Magnesium, Iodine, Trace Elements Aquarium suitability - Reef compatibility – No Captive care – This species needs a deep sand bed and lots of rocks to hide in. Be sure that rock is secure and wont fall due to the lobster digging in the sand bed. It will hide during the daylight hours in a cave it digs for itself. All lobsters are highly territorial and should be kept one per tank. Like all inverts, the lobster is extremely sensitive to nitrates and metals, even small amounts are fatal to them.