The average size of most Cardinalfish in captivity is two inches. These fish make great additions to a peaceful aquarium, adapting well to life in captivity. Extensive rockwork and coral decorations should be provided to enable the fish to retreat from other tankmates. These fish can be bred successfully in captivity, and the fry can be raised to adulthood with appropriate care.

 Thumbnail Flame Cardinal
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The Flame Cardinal, also known as the Flamefish, is fiery red with light accents of blue and green. A 30 gallon or larger aquarium with caves and peaceful tank mates is a good... [Read more]

 Thumbnail Kaudern’s Cardinal
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The Kaudern's Cardinal is highly sought after for its ease of care, attractive color pattern and distinctively long and elegant fins. The Kaudern's Cardinal, also known as the... [Read more]

 Thumbnail Longspine Cardinalfish
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The Longspine Cardinalfish comes from the reefs of the Indian Ocean, and has a long slender shape and is mostly transparent in color. The transparent color is offset by many markings... [Read more]

 Thumbnail Spotted Cardinalfish
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The Spotted Cardinalfish is a rainbow of playful colors. It has a greenish-yellow face, bright orange eyes, and a silver-based body dressed with a bold black scalar margin and... [Read more]