Coenobita rugosus
Common name: rug, ruga, ruggie
Latin Origins: from ruga "wrinkle"
Distribution: From the mainland coast of East Africa through the Indo-Pacific to Tahiti and the Tuamoto Islands. Records from West Coast of America almost certainly C. compressus
Habitat: Occurs up to 300 m from shore; mostly in and around dunes, sandy areas, within dune vegetation
Ecology: Observed in the wild sheltering under leaf litter during the day and feeding nocturnally at night.
Characteristics Observed to eat algae and tortoise feces in the wild. Body Mass Species found in the wild weighed up to 67 g. In Okinawa Japan 100 rugosus' were collected and two of them were found to be intersexual.