Melanotaeniidae

North New Guinea rainbowfish

Melanotaenia affinis

Eleven Point Five Centimeters Melanotaeniid Fish

• Tropical
• Transcontinental
• Freshwater fish
• Oceania
• Fusiform
• Small
• Tropical fish

Melanotaenia affinis, the North New Guinea rainbowfish, New Guinea rainbowfish, or red-finned rainbowfish, is a species of rainbowfish endemic to New Guinea (Western New Guinea and Papua New Guinea). It grows to 11.5 cm (4.5 in) standard length. Of the three known varieties, the so-called standard variety has the widest range.