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Blue and Yellow Fusiler (Caesio xanthonota)

Find Blue and Yellow Fusiler 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.

Blue and Yellow Fusiler
Photo: Diego Delso · CC BY-SA 4.0
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Where to buy Blue and Yellow Fusiler

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 Blue and Yellow Fusiler

A sleek, streamlined fusilier with a bright yellow body and vibrant blue coloration on the upper back, dorsal fin, and tail. The body is silver-yellow with blue markings, creating a distinctive bicolor pattern characteristic of the species.

Key facts

Care Requirements
• Minimum 125-gallon tank; larger for groups • Stable water params: 72-78°F, pH 8.1-8.3, 1.020-1.025 salinity • Moderate to strong water flow; open swimming space • Feed varied high-quality diet: pellets, frozen foods, flakes • Schools naturally; keep in groups of 5+ for best behavior
Max Size
11
Feeding Schedule
3-4 times daily
Diet
planktivore
Water Parameters
Temperature: 72-80°F pH: 8.1-8.4 Salinity: 1.023-1.026
Care Level
Moderate
Family
Caesionidae
Min tank size
125 gallons
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Temperament
Peaceful
Diet Details
Feed high-quality varied foods including frozen mysis shrimp, brine shrimp, copepods, and fine quality marine flake foods. These active plankton-eaters benefit from frequent small feedings and thrive on a diet that replicates their natural plankton feeding behavior.
Origin
Indo-Pacific region from the Red Sea and East Africa to the Central Pacific, typically found in coral reef environments.

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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