Sphaeramia orbicularis, commonly known as the Orbicular Cardinalfish, is a popular choice for marine aquarium enthusiasts due to its peaceful temperament and striking appearance. This species displays a distinctive silver body with dark vertical bands and bright red eyes, making it a visually appealing addition to reef tanks.
Care Level: Easy to moderate care requirements make this fish suitable for both beginner and experienced hobbyists.
Temperament and Compatibility: Generally peaceful and non-aggressive, Sphaeramia orbicularis coexists well with other peaceful fish species. It is best kept in groups or pairs to encourage natural behaviour. Avoid housing with large predatory fish that may view it as prey.
Diet: Omnivorous; accepts a variety of foods including frozen mysis shrimp, brine shrimp, finely chopped seafood, and high-quality marine pellets or flakes. Feed small amounts 2-3 times daily.
Minimum Tank Size: A minimum of 75 litres (20 gallons) is recommended to provide adequate swimming space and stable water conditions.
Lighting and Water Flow: Standard reef aquarium lighting is suitable. Moderate water flow is preferred to mimic natural habitats without causing stress.
Placement: Provide plenty of live rock with caves and crevices for shelter and resting spots. This species is nocturnal and appreciates shaded areas during the day.
Origin: Indo-Pacific region.
Maximum Size: Up to 10 cm (4 inches) in length.
Reef Safety: Yes, safe for reef aquariums as it does not harm corals or invertebrates.
With proper care, Sphaeramia orbicularis can thrive and add vibrant colour and activity to your marine aquarium.
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