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Fukui's Cardinalfish (Apogon fukuii)

Find Fukui's Cardinalfish 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.

Fukui's Cardinalfish
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Where to buy Fukui's Cardinalfish

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

  • Saltwaterfish

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  • Amazon

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  • Petco

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About Fukui's Cardinalfish

Fukui's Cardinalfish is a small, deep-bodied fish with predominantly reddish-orange coloration and distinctive white or pale lateral stripes running along its body. It has large eyes typical of cardinalfish and a small, terminal mouth adapted for feeding on small crustaceans and plankton. This nocturnal species exhibits the characteristic cardinalfish body shape with an arched back and rounded abdomen.

Key facts

Diet Details
Feed small, meaty foods such as frozen copepods, mysis shrimp, and amphipods. Offer food in small portions 2-3 times daily, as this species feeds on small prey items in its natural deep-reef habitat. It may be reluctant to eat large frozen foods.
Diet
planktivore
Feeding Schedule
2-3 times daily
Common Health Issues
Starvation from inadequate feeding, parasitic infections, poor water quality stress
Origin
Western Pacific, specifically found in the Indo-Pacific region including waters around Japan and the Philippines. Endemic to deep reef habitats in their native range.
Care Requirements
• Minimum 30-gallon aquarium for optimal health • Water: 72-78°F, pH 8.1-8.3, SG 1.020-1.025 • Peaceful reef-safe; keep singly or in pairs; nocturnal behavior • Feed small live/frozen foods (copepods, mysis, amphipods) • Low to moderate lighting; provide caves/shelter for security
Max Size
3.5
Min tank size
30 gallons
Care Level
Moderate
Family
Apogonidae
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Appearance
Fukui's Cardinalfish is a small, deep-bodied fish with predominantly reddish-orange coloration and distinctive white or pale lateral stripes running along its body. It has large eyes typical of cardinalfish and a small, terminal mouth adapted for feeding on small crustaceans and plankton. This nocturnal species exhibits the characteristic cardinalfish body shape with an arched back and rounded abdomen.

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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