Also known as Barrel Sponge Shrimp, Carid Shrimp, Commensal Shrimp, Sponge Shrimp, Streptopus Shrimp.
Found inside sponges, especially barrel sponges, these shrimps sometimes display pastel shades to match the sponge they inhabit.
They feed on algae, parasites, and plankton.
Length - 2.5cm
Depth - 2-30m
Widespread Indo-West Pacific
Often if a divers hand is near to a cleaner shrimps, they will hop on board and perform a manicure!
Carid shrimps occur worldwide in almost every habitat, from sea water to fresh water and can be found all over the reef.
They are generally respected by other creatures, often sharing burrows and holes and working as housekeepers.
They will wave their antennae around to attract customers, they then proceed to clean outside and inside the creatures mouths, gills etc,. Ref: http://www.marinespecies.org/aphia.php?p=taxdetails&id=220198