The blue rainbowfish (Melanotaenia caerulea) is a species of fish in the family Melanotaeniidae endemic to Papua New Guinea. It is found mostly in the lower and middle Kikori drainage system.
Top Five Beginner Rainbowfish - Excellent Community Fish - My top five picks for the best beginner rainbowfish. This list is completely subjective and in no specific order, also subject to change at anytime =) I came up with this list based on care...