Pajama Cardinalfish Trio with 2 FREE Pajama Cardinals

Greek Name: Sphaeramia nematoptera



Buy 3 Cardinalfish Pajamas and get 2 additional for FREE!

Fill your aquarium with Pajama-Camerfish at a lower cost. We are pleased to present our Pajama Cardinalfish Trio with 2 FREE Pajama Cardinalfish to provide an intelligent stocking solution at the best price.

The pajama cardinalfish very ornamental fish with the most vibrant of colors. Its face is greenish-yellow with bright, orange eyes, an elegant body that has an imposing black vertical bar, and a rear that is dotted with orange polka-dot marks. The Pajama Cardinalfish employs this cryptic coloration to alter its body shape, allowing the Pajama Cardinalfish to “hide in the open” when they gather in a group or tucked away in sea grass or other plants or even among long-spined sea urchins. This Pajama Cardinalfish has a peaceful nature that allows it to seamlessly blend into any saltwater aquarium that is a part of the community.

To ensure the highest level of treatment, the Pajama Cardfish is best kept in small, well-established aquariums that are minimum 30 Gallons. Since it is such a slow, methodical swimmer, it needs to be kept with calm tankmates and provided with plenty of hiding spots between rocks or in plants. As with other schooling fish, Pajama Cardinalfish establish a strict hierarchy when being kept as small groups in the aquarium. But, unlike other group fish that socialize, this one belonging to the Apogonidae family is not using violence to dominate other cardinalfish.

These marine fishes must receive a diverse diet made up of food items specifically designed for carnivores. If it is kept in a tank that is reef-based, the Pajama Cardfish needs to be fed every day.

Approximate Purchase Size: Small: 3/4″ to 1-1/4″


Care Level




Color Form

Green, White



Reef Compatible


Water Conditions

sg 1.020-1.025, 72-78° F, dKH 8-12, pH 8.1-8.4

Max Size



Fiji, Indonesia, Sri Lanka



Minimum Tank

20 gallons


General information about Pajamas Cardinalfish

The Pajama Cardinalfish is a rainbow of vibrant shades. It features a yellowish-green face and bright orange eyes and a body that is silver-based, with a striking black scalar edge and an anterior dotted with orange polka dots. Although its striking coloration might make it stand out, Sphaeramia nematoptera has a tranquil nature that allows it to seamlessly blend into any saltwater aquarium. This aquarium fish ought to be housed in tiny groups in medium to large aquariums. Since the Pajama is a slow, methodical swimmer, it must be kept in a peaceful tank with other fish and given a myriad of hiding spots among the rocks or other plants. The majority of Pajama Cardinalfish will tend to conceal themselves within seagrass or in other plants. They may also hide against sea urchins with long spines. Similar to other schooling fish Pajama Cardinalfish create a strict hierarchy if kept in small groups within the aquarium. But, unlike other group fish that are social, this one belonging to the Apogonidae family is not using aggressiveness to gain the upper hand over other cardinalfish.

Additional information


Large, Medium, Small

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