Achaeus japonicus (Orangutan crab)

Identification

Small crab, the body is covered in fine red/brown hairs, hence the appropriate nickname. It has long legs and protruding eyes.

Status

Unevaluated by the IUCN Red list due to its relatively recent discovery, but an uncommon species.

Habitat

Not much is known yet about the spread of this species, but it is known from Indonesia. It can often be found on Bubble coral (Plerogyra sinuosa) or Torch coral (Euphyllia glabrescens).

Reproduction

Size

The carapace is up to 2cm long.

Prey / Predation

It feeds on plankton.

Special features

It is also referred to as Oncinopus sp. but that identification is still tentative.