Green neon tetras appear similar to neon tetras, Paracheirodon innesi, although they are smaller and the red patch on the lateral body is less pronounced. The lateral blue-green stripe extends to the base of the caudal fin. These fish can grow to a maximum overall length of approximately 2.5 cm.
Range length: 2.5 (high) cm.
Other Physical Features: ectothermic ; heterothermic ; bilateral symmetry