This group includes cleaner shrimps as well as parasites and commensals.

Ancylomenes pedersoni, sometimes known as Pederson's shrimp, is a species of cleaner shrimp.

If you've ever watched a nature program on coral reefs, you've probably seen a cleaner shrimp.

It is a cleaner shrimp, and advertises to passing fish by slowly waving its long, white antennae.

In many coral reefs, cleaner shrimp congregate at cleaning stations.

Lysmata is a genus of cleaner shrimp, containing the following species:

Similar behavior is found in a number of species of cleaner shrimp.

Lysmata debelius is a species of cleaner shrimp indigenous to the Indo-Pacific.

It has been observed being attended to by the cleaner shrimp Hippolysmata grabhami.