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Japanese Sawtail (Prionurus scalprum)

Find Japanese Sawtail 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 Sawtail
Photo: Wikimedia Commons contributors · CC BY-SA 2.5
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Where to buy Japanese Sawtail

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

  • Saltwaterfish

    Search this retailer

    Search Saltwaterfish
  • Amazon

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    Search Amazon
  • Petco

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    Search Petco

About Japanese Sawtail

A small tang with a grayish-brown body and distinctive sawtooth-edged spine blade on each side of the caudal peduncle (tail base). The body is laterally compressed and oval in shape with a terminal mouth typical of herbivorous tangs.

Key facts

Max Size
8
Care Level
Moderate
Family
Acanthuridae
Common Health Issues
Marine ich, Fin Rot, Swim Bladder Disorder, Bacterial Infections, Parasitic Infestations
Origin
Western Pacific, from Japan and the Indo-Pacific region southward to the Philippines and Indonesia.
Temperament
Semi Aggressive
Diet Details
Feed high-quality marine algae-based foods, dried seaweed (nori), and herbivorous flakes. Supplement with vegetable matter and macroalgae. Should graze frequently throughout the day on natural algae growth in the tank.
Feeding Schedule
2-3 times daily
Diet
herbivore
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Reef safety
Not Reef Safe
Care Requirements
• Large tank (75 gallons minimum) with strong current and excellent water quality • pH 8.1-8.3, salinity 1.023-1.025, temperature 72-78°F • Herbivorous surgeonfish; needs macroalgae and quality seaweed sheets • Prefers peaceful tank mates; territorial and can be aggressive toward similar species • Sharp venomous spines on tail base; handle with extreme caution

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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