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Iridescent Cardinalfish (Pristiapogon kallopterus)

Find Iridescent 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.

Iridescent Cardinalfish
Photo: Rickard Zerpe · CC BY 2.0
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Where to buy Iridescent Cardinalfish

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 Iridescent Cardinalfish

Small, slender cardinalfish with iridescent blue and purple coloration on the head and body, contrasting with a red or orange tail. Two dark stripes run along the flanks, and the body has a distinctive metallic sheen.

Key facts

Min tank size
20 gallons
Temperament
Peaceful
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Appearance
Small, slender cardinalfish with iridescent blue and purple coloration on the head and body, contrasting with a red or orange tail. Two dark stripes run along the flanks, and the body has a distinctive metallic sheen.
Care Level
Moderate
Common Health Issues
Marine ich, Fin rot, Swim bladder disorder, Hole-in-the-head, Bacterial septicaemia
Care Requirements
• 20 gallon tank minimum • Nocturnal; provide dim lighting and caves • Prefers cooler temps 72–76°F, stable salinity 1.023–1.025 • Feed small frozen foods: mysis shrimp, copepods • Gentle community fish; keep with non-aggressive tankmates
Feeding Schedule
Feed 2-3 times daily
Origin
Indo-Pacific region from the Philippines and Indonesia east to Micronesia and Fiji.
Max Size
3.5
Diet Details
Zooplankton, small crustaceans, marine algae, copepods, mysid shrimp
Diet
carnivore

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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