Pajama Cardinalfish

Sphaeramia nematoptera (the pajama cardinalfish, spotted cardinalfish, coral cardinalfish or polkadot cardinalfish) is a species of fish belonging to the Apogonidae family. It is a popular aquarium fish. It grows to a total length of about 8.5 centimetres (3.3 in) and features distinctive red eyes and a broad dark vertical 'waistband' with scattered red spots toward the tail. It is considered to be of low vulnerability, and is distributed throughout much of the western Pacific Ocean, from...