Reef Compatible - Yes
Care Level - Beginner
Disposition - Aggressive
Min. Tank Size - 30 gallons
Mature Size - 6 inches 
 
Neoglyphidodon oxyodon, the neon velvet damselfish is a species of damselfish in the family Pomacentridae. It is found in the Pacific Ocean.
The adults can grow up to a maximum size of 15 centimetres (5.9 in).[1] Juveniles and adults have different coloration. Adults of this species are grayish black. Juveniles are dark blue with a light yellow stripe or spot and blue streaks that fade with age.
Neoglyphidodon oxyodon is an omnivorous species of damselfish. They feed on zooplankton and filamentous algae.