Red-banded Cardinalfish

Ostorhinchus margaritophorus

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Suggested Tank

20+ gallons

Max Size

3 inches

Difficulty

Easy

Temperament

Peaceful

Description

The Red-banded Cardinalfish is a small nocturnal marine fish with a silvery body marked by distinct red to orange horizontal bands and large reflective eyes adapted for low light. It is commonly found hovering quietly among rockwork, caves, and reef crevices, and is valued for its calm nature and attractive striped appearance.

Reef Safe

Yes

Environment

Requires a stable saltwater aquarium with plenty of live rock, caves, and shaded hiding places. Prefers tropical marine conditions with good water quality, gentle to moderate flow, and typical reef temperatures and salinity.

Behavior

Generally shy and most active at dusk and during the night. It prefers to hover near shelter and may hide during bright daylight. Can be kept singly or in compatible groups if adequate space and hiding places are provided.

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Red-banded Cardinalfish

Ostorhinchus margaritophorus

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