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Narrow-Striped Cardinalfish (Ostorhinchus angustatus)

Find Narrow-Striped 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.

Narrow-Striped Cardinalfish
Photo: Philippe Bourjon · CC BY-SA 3.0
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Where to buy Narrow-Striped 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 Narrow-Striped Cardinalfish

Small, streamlined cardinalfish with a reddish or orange-red body coloration and distinctive narrow dark stripes running along the sides. Large eye, small terminal mouth, and nocturnal behavior typical of the Apogonidae family.

Key facts

Diet
carnivore
Max Size
3.5
Diet Details
Feed live or frozen small foods such as copepods, amphipods, mysis shrimp, and small fish larvae. Offer 1-2 times daily in the evening when nocturnal cardinals are most active.
Common Health Issues
Marine ich, Fin rot, Swim bladder disorder, Bacterial infections, Parasitic infestations
Origin
Indo-Pacific region from the Red Sea and East Africa to the central Pacific, including reef habitats throughout this range.
Care Level
Moderate
Family
Apogonidae
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding Schedule
1-2 times daily
Care Requirements
• Minimum 20 gallons for small group • Stable water: 72–78°F, pH 8.1–8.3, SG 1.020–1.025 • Prefers dimly lit areas with caves and crevices • Feed small meaty foods: copepods, mysis shrimp, small frozen foods • Nocturnal; may hide during day
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Min tank size
20 gallons

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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