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Acropora Crab (Hoplophrys oatesii)

Find Acropora Crab across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Acropora Crab
Photo: (c) Jim Greenfield, all rights reserved, uploaded by Jim Greenfield
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Where to buy Acropora 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 Acropora Crab

Small crab, typically 0.5–1 inch across, with a flattened body. Coloration ranges from brownish to reddish with white or cream-colored markings; the carapace is slightly hairy and often camouflaged to match the host coral.

Key facts

Type
Crab
Appearance Description
Small crab, typically 0.5–1 inch across, with a flattened body. Coloration ranges from brownish to reddish with white or cream-colored markings; the carapace is slightly hairy and often camouflaged to match the host coral.
Category
Crab
Origin
Indo-Pacific coral reef regions, primarily found in the Red Sea and Indo-Pacific from East Africa to Indonesia.
Diet Details
Opportunistic feeder consuming small crustaceans, zooplankton, and organic detritus. Rarely needs supplemental feeding in established reef systems with adequate microfauna.
Max Size
1.2
Compatibility
Generally peaceful with corals and fish, though may nip at polyps. Best kept as solitary specimen; can be territorial with other crabs.
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Family
Xanthidae
Notes
• Minimum 20 gallon tank • Maintain temperature 72–78°F and salinity 1.023–1.025 • Requires healthy Acropora colonies as obligate hosts; cannot survive long without them • Feed small amounts of mysis shrimp or small pellets multiple times weekly • Provide excellent water flow and quality; monitor for predatory fish that may consume them
Care Level
Moderate
Min tank size
20 gallons

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log invertebrates, keep tank parameters organized, and maintain a complete livestock history. Log this invertebrate on Reef Trak.

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