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Porcelain Crab (Neopetrolisthes maculatus)

Find Porcelain Crab across reef-livestock retailers and from fellow hobbyists on ReefDock. Compare sources, check live pricing where available, and review source-tank parameters on Reef-Trak-verified invertebrate listings before you buy.

Porcelain Crab
Photo: (c) Kristin Anderson, some rights reserved (CC BY-NC), uploaded by Kristin Anderson · cc-by-nc
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Where to buy Porcelain Crab

ReefDock searches the following reef retailers for this invertebrate. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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  • Petco

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About Porcelain Crab

Porcelain crabs are tiny, delicate decapods with flattened, elongated bodies rarely exceeding 0.5 inches. They display characteristic mottled brown, tan, or white coloration with distinctive banded chelipeds (claws) and are often found in symbiotic relationships with sea anemones.

Key facts

Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Max Size
0.5
Notes
Beautiful spotted pattern. Often found in association with anemones. Requires stable parameters (SG 1.020-1.025, pH 8.1-8.4). Temperature range 72-78°F. Can live 1-2 years. Needs good water flow for filter feeding. Best kept with host anemone. May be shy and require multiple hiding spots.
Diet Details
Omnivorous scavenger; feeds on detritus, small crustaceans, and algae. Benefits from occasional supplemental feeding with quality pellets and frozen foods.
Origin
Indo-Pacific region including the Red Sea, East Africa, Southeast Asia, and extending to the Hawaiian Islands and Australia.
Category
Crab
Appearance Description
Porcelain crabs are tiny, delicate decapods with flattened, elongated bodies rarely exceeding 0.5 inches. They display characteristic mottled brown, tan, or white coloration with distinctive banded chelipeds (claws) and are often found in symbiotic relationships with sea anemones.
Min tank size
10 gallons
Care Level
Easy
Family
Porcellanidae
Compatibility
Best kept singly or in pairs; generally peaceful with fish but may pick at slow-moving invertebrates. Avoid housing with aggressive tank-mates.
Type
Filter Feeder

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell invertebrates directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current invertebrates listings on ReefDock, or list your own.

Verify the source tank before you buy

ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible invertebrate listings — so you can see the conditions a invertebrate was raised in before you buy. Log this invertebrate on Reef Trak.

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