A very tiny but nice and colorful crab is (Lissocarcinus laevis). She lives (for example) on sea cucumbers or sea anemones (in this case).
Nabucco Island, Maratua Atoll, Kalimantan, Borneo, Indonesia
Canon EOS 5D MKII, 2.8/100mm macro usm, Seacam housing, Seaflash, 1/100s, f20, ISO 200
667 Views, 07.05.2014
This photo is on cover of the new SEACAM magazine 2014.
Best viewed large!