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Japanese Anthias (Plectranthias japonicus)

Find Japanese Anthias 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 fish listings before you buy.

Japanese Anthias
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Where to buy Japanese Anthias

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

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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    Search Amazon
  • Petco

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    Search Petco

About Japanese Anthias

Small, elongated serranid with bright reddish-orange coloration and a slender body shape. Males display more vivid coloring and may show behavioral dimorphism during spawning.

Key facts

Max Size
3.5
Common Health Issues
Marine ich, Fin Rot, Swim Bladder Disorder, White Spot Syndrome, Bacterial Infections
Care Level
Moderate
Family
Serranidae
Origin
Western Pacific, including Japan and surrounding regions.
Temperament
Peaceful
Diet Details
Marine algae, copepods, mysid shrimp, small fish, polychaete worms
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Reef safety
Reef Safe
Feeding Schedule
Feed 2-3 times daily
Diet
planktivore
Care Requirements
• Minimum 50 gallon tank with strong, stable water parameters and good filtration • Maintain temperature 72–78°F and salinity 1.023–1.025 • Feed small meaty foods (mysis shrimp, small copepods, finely chopped seafood) 2–3 times daily • Provide plenty of rockwork and hiding places; this species prefers dimly lit areas and can be shy • May exhibit aggressive behavior toward very small fish and can be territorial; best kept singly or in pairs

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell fish directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current fish 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 fish listings — so you can see the conditions a fish was raised in before you buy. Log this fish on Reef Trak.

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