By Bob Goemans
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Family Porcellanidae

Neopetrolisthes maculatus

(Milne Edwards, 1837)

Dotted Anemone Crab

Likely Reef Tank Suitable

Likely Fish-Only Tank Suitable

Range: Indo-West Pacific Ocean: Maldives to Australia.

Size: 1 inch (2.5 cm)

Natural Environment: Inhabits coastal reefs and seen living in pairs with large host anemones.

General Husbandry: Occasionally available in the trade.

This is one of the very small porcelain crabs that often inhabit anemones and is basically a suspension feeder/mucus from the anemone.

No intervention by the aquarist is necessary to maintain this species.


    Kingdom: Animalia

    Phylum: Arthropoda

    Class: Malacostraca

    Subclass: Eumalacostraca

    Order: Decapoda

    Superfamily: Galatheoidea

    Family: Porcellanidae

    Genus: Neopetrolisthes

FYI: Basically white with 'many' tiny brownish-orange spots.

Often found in the genera Entacmaea, Stichodactyla, Cryptodendrum, and Heteractis.

Experience Level: Beginner

Diet: Omnivore/Suspension feeder

Temperament: Peaceful

Aquarium Environment: Reef or fish-only aquarium

Coral Safe: Yes

Fish Safe: Yes

Invertebrate Safe: Yes

Temperature Range: 68 - 83°F (20 - 28°C)

 Neopetrolisthes maculatus (Dotted Anemone Crab)
Photo © Greg Rothschild
Site Supported in Part by:
Dr Gs Marine Aquaculture